vault backup: 2026-05-01 16:24:18

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2026-05-01 16:24:18 -04:00
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@@ -20,25 +20,3 @@ For tasks describable in a single imperative, see [[small-tasks]].
These tasks are will never be complete, These tasks are will never be complete,
so long as the notebook is in use. so long as the notebook is in use.
### Assign Note Authorship
![[backlog.base#notes-without-authorship]]
### Assign Note Destiny
![[backlog.base#notes-without-destiny]]
### Assign Note Status
![[backlog.base#notes-without-status]]
### Cull Fleeting Notes
Handle and delete [[tags#destiny/fleeting|fleeting]] notes.
![[backlog.base#fleeting-notes]]
## One-Time Tasks
![[tasks.base#meta]]
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@@ -1,9 +1,7 @@
--- ---
tags:
- destiny/fleeting
- topic/construction/electrical
- type/encyclopedia
title: Alternating Current title: Alternating Current
tags: []
up: "[[electricity]]"
--- ---
# Alternating Current # Alternating Current
+4 -4
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@@ -1,9 +1,8 @@
--- ---
tags:
- destiny/fleeting
- topic/construction/electrical
- type/encyclopedia
title: Conductor Sizing title: Conductor Sizing
tags:
- type/encyclopedia
up: "[[electrical-construction]]"
--- ---
# Conductor Sizing # Conductor Sizing
@@ -163,6 +162,7 @@ $$
$$ $$
1~\text{electric horsepower} \equiv 746~\text{watts} 1~\text{electric horsepower} \equiv 746~\text{watts}
$$ $$
full-load current (FLC) / full-load amperes (FLA) full-load current (FLC) / full-load amperes (FLA)
minimum circuit ampacity (MCA) minimum circuit ampacity (MCA)
-2
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@@ -1,8 +1,6 @@
--- ---
title: Conduit Sizing title: Conduit Sizing
tags: tags:
- destiny/fleeting
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
up: "[[electrical-construction]]" up: "[[electrical-construction]]"
--- ---
+5 -5
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@@ -1,14 +1,14 @@
--- ---
tags:
- destiny/fleeting
- topic/construction/electrical
- type/task
- topic/meta
title: Consolidate Electrical Info title: Consolidate Electrical Info
tags:
- topic/meta
- type/task
up: "[[my-tasks]]"
--- ---
# Consolidate Electrical Info # Consolidate Electrical Info
Necessitated by task [[refactor-system-scripts]]. Necessitated by task [[refactor-system-scripts]].
Consolidate [[electrical-disambiguation|electrical]] info:
* Consolidate and expand on existing content * Consolidate and expand on existing content
* Create an entry point for topic * Create an entry point for topic
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@@ -64,7 +64,3 @@ Create and use cross-topic notes for complex thoughts:
* [[estimating-philosophy]] * [[estimating-philosophy]]
* [[purpose-of-construction-estimating]] * [[purpose-of-construction-estimating]]
* [[orthodox-construction-estimating]] * [[orthodox-construction-estimating]]
## Relevant Notes
![[estimating-thoughts.base#fleeting]]
+2 -1
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@@ -2,11 +2,12 @@
title: C# title: C#
tags: tags:
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[computer-language]]"
--- ---
# C\# # C\#
C\# (read "C sharp", like the [[music-theory|musical]] symbol) C\# (read "C sharp", like the [[music-theory|musical]] symbol)
is modern high-level [[programming-languages|language]] is modern high-level [[computer-language|programming language]]
supporting [[object-oriented-programing|object-oriented]] patterns. supporting [[object-oriented-programing|object-oriented]] patterns.
It is the sane man's Java. It is the sane man's Java.
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@@ -1,8 +1,8 @@
--- ---
tags: tags:
- type/encyclopedia - type/encyclopedia
- topic/construction/electrical
title: Distribution Equipment title: Distribution Equipment
up: "[[electrical-construction]]"
--- ---
# Distribution Equipment # Distribution Equipment
+1 -1
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@@ -51,7 +51,7 @@ even where serving Amenity spaces.
Clubline Raceway, also called CRG Raceway, Clubline Raceway, also called CRG Raceway,
is a glorified cable management trough. is a glorified cable management trough.
It is not a [[nfpa-70_376_metal-wireways|wireway]], It is not a [[nfpa-70_376|wireway]],
so conductors must be run in a [[nfpa-70_national-electric-code#Chapter 3 Wiring Methods and Materials|Chapter 3]] wiring method. so conductors must be run in a [[nfpa-70_national-electric-code#Chapter 3 Wiring Methods and Materials|Chapter 3]] wiring method.
Count receptacles normally, Count receptacles normally,
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@@ -5,3 +5,6 @@ tags:
up: "[[conest-projects]]" up: "[[conest-projects]]"
--- ---
# Elliot St. Hotel # Elliot St. Hotel
Elliott St. Hotel (fka 88 Elliott Street)
88 ELLIOTT ST SW, ATLANTA, GA 30313
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@@ -1,8 +1,8 @@
--- ---
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
title: Emergency Communications Systems (ECS) title: Emergency Communications Systems (ECS)
up: "[[electrical-construction]]"
--- ---
# Emergency Communications Systems (ECS) # Emergency Communications Systems (ECS)
+2 -3
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@@ -1,8 +1,7 @@
--- ---
tags:
- topic/construction/electrical
- type/guide
title: Fire Alarm title: Fire Alarm
tags: []
up: "[[electrical-construction]]"
--- ---
# Fire Alarm # Fire Alarm
+3 -6
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@@ -1,11 +1,8 @@
--- ---
tags:
- authorship/original
- destiny/permanent
- status/incomplete
- topic/construction/electrical
- type/encyclopedia
title: Fire Resistive Wiring Methods title: Fire Resistive Wiring Methods
tags:
- type/encyclopedia
up: "[[electrical-construction]]"
--- ---
# Fire Resistive Wiring Methods # Fire Resistive Wiring Methods
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@@ -13,6 +13,12 @@ See also [[lighting-controls-takeoff]] and [[electrical-takeoff#Lighting Homerun
[[fixture-designations]] [[fixture-designations]]
## Emergency Fixtures
It is not usually necessary to count emergency fixtures separately.[^1]
[^1]: [[2025-11-18_16-33-00]]
## Garage ## Garage
### Fixtures ### Fixtures
+2 -6
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@@ -1,11 +1,7 @@
--- ---
title: Gold Plating title: Gold Plating
tags: tags: []
- status/complete up: "[[construction]]"
- topic/construction
- topic/construction/electrical
- topic/risk
- type/encyclopedia-entry
--- ---
# Gold Plating # Gold Plating
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@@ -0,0 +1,11 @@
---
title: Heterodox Construction Estimating
tags: []
---
# Heterodox Construction Estimating
**Heterodox construction estimating**
refers to unpopular or unconventional methods of [[construction-estimating]].
As [[heterodoxy]],
such methods are defined by their variance from [[orthodox-construction-estimating]].
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@@ -17,20 +17,20 @@ up: "[[conest-projects]]"
* [x] [[feeders-takeoff]] * [x] [[feeders-takeoff]]
* [x] [[subfeeds-takeoff]] * [x] [[subfeeds-takeoff]]
* [ ] [[switchgear-takeoff]] * [x] [[switchgear-takeoff]]
* [ ] Lighting Inverters * [x] Lighting Inverters
* [x] [[units-takeoff]] * [x] [[units-takeoff]]
* [/] [[fixtures-takeoff]] * [/] [[fixtures-takeoff]]
* [ ] Site Lighting * [/] Site Lighting
* [/] [[lighting-controls-takeoff]] * [/] [[lighting-controls-takeoff]]
* [/] [[electrical-takeoff]] * [/] [[electrical-takeoff]]
* [ ] Residential level 04 lighting inverter(s?) power * [x] Residential level 04 lighting inverter(s?) power
* [ ] Trash chute power * [x] [[electrical-takeoff#Trash Chute]]
* [ ] [[electrical-takeoff#Unit Condensing Units]] * [ ] [[electrical-takeoff#Unit Condensing Units]]
* [-] Unit CU control wiring, conduit * [-] Unit CU control wiring, conduit
* [ ] EV Chargers * [/] EV Chargers
* [/] [[lighting-controls-takeoff]] * [x] [[lighting-controls-takeoff]]
* [?] Lighting controls in corridors * [x] Lighting controls in corridors
* [ ] [[telecom-takeoff]] * [ ] [[telecom-takeoff]]
* [ ] Homeruns * [ ] Homeruns
* [ ] [[low-voltage-takeoff]] * [ ] [[low-voltage-takeoff]]
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@@ -1,7 +1,5 @@
--- ---
tags: tags:
- destiny/uncertain
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
title: HVAC Calculations title: HVAC Calculations
up: "[[electrical-construction]]" up: "[[electrical-construction]]"
+1 -1
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@@ -4,7 +4,7 @@ aliases:
tags: tags:
- authorship/other - authorship/other
- exclude-from-word-count - exclude-from-word-count
- topic/construction/electrical - topic/construction
- type/media/reference - type/media/reference
title: SECTION 403---HIGH-RISE BUILDINGS title: SECTION 403---HIGH-RISE BUILDINGS
--- ---
+1 -1
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@@ -2,7 +2,7 @@
tags: tags:
- authorship/other - authorship/other
- exclude-from-word-count - exclude-from-word-count
- topic/construction/electrical - topic/construction
- type/media/reference - type/media/reference
title: SECTION 918---EMERGENCY RESPONDER COMMUNICATION COVERAGE title: SECTION 918---EMERGENCY RESPONDER COMMUNICATION COVERAGE
--- ---
+1 -1
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@@ -5,7 +5,7 @@ title: SECTION 1009---ACCESSIBLE MEANS OF EGRESS
tags: tags:
- authorship/other - authorship/other
- exclude-from-word-count - exclude-from-word-count
- topic/construction/electrical - topic/construction
- type/media/reference - type/media/reference
--- ---
# SECTION 1009---ACCESSIBLE MEANS OF EGRESS # SECTION 1009---ACCESSIBLE MEANS OF EGRESS
+1 -1
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@@ -5,7 +5,7 @@ title: SECTION 510---EMERGENCY RESPONDER RADIO COVERAGE
tags: tags:
- authorship/other - authorship/other
- exclude-from-word-count - exclude-from-word-count
- topic/construction/electrical - topic/construction
- type/media/reference - type/media/reference
--- ---
# SECTION 510---EMERGENCY RESPONDER RADIO COVERAGE # SECTION 510---EMERGENCY RESPONDER RADIO COVERAGE
+1 -1
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@@ -5,7 +5,7 @@ title: SECTION 907---FIRE ALARM AND DETECTION SYSTEMS
tags: tags:
- authorship/other - authorship/other
- exclude-from-word-count - exclude-from-word-count
- topic/construction/electrical - topic/construction
- type/media/reference - type/media/reference
--- ---
# SECTION 907---FIRE ALARM AND DETECTION SYSTEMS # SECTION 907---FIRE ALARM AND DETECTION SYSTEMS
+2 -1
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@@ -8,7 +8,8 @@ tags:
# Incentives # Incentives
> [!quote] Charlie Munger > [!quote] Charlie Munger
> Show me the incentive and I will show you the outcome. > Show me the incentive
> and I will show you the outcome.
> [!cite] Goodhart's Law > [!cite] Goodhart's Law
> When a measure becomes a target, > When a measure becomes a target,
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@@ -1,8 +1,8 @@
--- ---
title: Lighting Controls title: Lighting Controls
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
up: "[[electrical-construction]]"
--- ---
# Lighting Controls # Lighting Controls
+1 -1
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@@ -1,8 +1,8 @@
--- ---
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
title: Lightning Protection title: Lightning Protection
up: "[[electrical-construction]]"
--- ---
# Lightning Protection # Lightning Protection
+1 -1
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@@ -1,8 +1,8 @@
--- ---
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
title: Low Voltage Systems title: Low Voltage Systems
up: "[[electrical-construction]]"
--- ---
# Low Voltage Systems # Low Voltage Systems
+1 -1
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@@ -1,8 +1,8 @@
--- ---
title: Luminaire Types title: Luminaire Types
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
up: "[[electrical-construction]]"
--- ---
# Luminaire Types # Luminaire Types
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@@ -1,7 +1,6 @@
--- ---
title: Medium Voltage title: Medium Voltage
tags: tags:
- topic/construction/electrical
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[electrical-construction]]" up: "[[electrical-construction]]"
--- ---
+1
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@@ -5,6 +5,7 @@ tags:
- status/draft - status/draft
- topic/writing - topic/writing
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[my-interests]]"
--- ---
# Favorite Quotes # Favorite Quotes
+1
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@@ -3,6 +3,7 @@ title: Homelab
tags: tags:
- topic/hobbies/homelab - topic/hobbies/homelab
- type/minutes - type/minutes
up: "[[my-interests]]"
--- ---
# Homelab # Homelab
+2 -3
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@@ -4,12 +4,11 @@ tags:
- destiny/permanent/entry-point - destiny/permanent/entry-point
- status/draft - status/draft
- type/directory - type/directory
up: "[[zane-meyers]]"
--- ---
# Personal Tasks # My Tasks
This note collects my personal tasks and goals. This note collects my personal tasks and goals.
For tasks relevant to the organization of [[this-notebook]], For tasks relevant to the organization of [[this-notebook]],
see [[TODO]]. see [[TODO]].
![[tasks.base#personal]]
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@@ -0,0 +1,5 @@
---
title: Article 376 Metal Wireways
tags: []
---
# Article 376 Metal Wireways
+1 -1
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@@ -66,7 +66,7 @@ title: "NFPA 70: National Electric Code"
* [[nfpa-70_370_cablebus|370 Cablebus]] * [[nfpa-70_370_cablebus|370 Cablebus]]
* [[nfpa-70_372|372 Cellular Concrete Floor Raceways]] * [[nfpa-70_372|372 Cellular Concrete Floor Raceways]]
* [[nfpa-70_374|374 Cellular Metal Floor Raceways]] * [[nfpa-70_374|374 Cellular Metal Floor Raceways]]
* [[nfpa-70_376_metal-wireways|376 Metal Wireways]] * [[nfpa-70_376|376 Metal Wireways]]
* [[nfpa-70_378|378 Nonmetallic Wireways]] * [[nfpa-70_378|378 Nonmetallic Wireways]]
* [[nfpa-70_380|380 Multioutlet Assembly]] * [[nfpa-70_380|380 Multioutlet Assembly]]
* [[nfpa-70_382|382 Nonmetallic Extensions]] * [[nfpa-70_382|382 Nonmetallic Extensions]]
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@@ -1,8 +1,6 @@
--- ---
title: Ohm's Law title: Ohm's Law
tags: tags:
- destiny/fleeting
- topic/construction/electrical
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[electricity]]" up: "[[electricity]]"
--- ---
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@@ -0,0 +1,5 @@
---
title: Organization
tags: []
---
# Organization
+7 -8
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@@ -10,8 +10,8 @@ title: Traditional Estimating Methods
Also "single-point estimation" Also "single-point estimation"
as opposed to the standard three-point. as opposed to the standard three-point.
"Traditional estimating methods" "[[orthodoxy|Orthodox]] estimating methods"
as referenced frequently in [[this-notebook]] as referenced in [[this-notebook]]
are those [[construction-estimating]] methods that produce: are those [[construction-estimating]] methods that produce:
* an _exhaustive_ and _specific_ bill of material * an _exhaustive_ and _specific_ bill of material
@@ -21,14 +21,13 @@ Such methods lack the ability to intelligently express [[uncertainty]].
### Limitations of Orthodox Methods ### Limitations of Orthodox Methods
Traditional estimating methods, A hallmark of orthodox estimating methods is "Detailed Takeoff",
sometimes referred to as "Detailed Takeoff", which seeks to [[estimate-decomposition|decompose]]
seek to detail all constituent subcosts, an estimate to _all_ its constituent subcosts,
including 100% itemized pricing by way of a _material extension_, including 100% itemized pricing by way of a **material extension**,
a complete list of all material included in the price. a complete list of all material included in the price.
For clarity and contrast to [[risk-oriented-estimating]], because "detailed takeoff"
which does not require itemized pricing,
I'll refer to these methods as "item-oriented estimating". I'll refer to these methods as "item-oriented estimating".
By popular belief, By popular belief,
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@@ -1,6 +1,5 @@
--- ---
tags: tags:
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
title: Outlets title: Outlets
up: "[[electrical-construction]]" up: "[[electrical-construction]]"
+1 -1
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@@ -68,7 +68,7 @@ There is no standard format for these matrices.
## Setup WBS ## Setup WBS
> See [[earned-value-management]] > See [[pdi-wbs]]
```pwsh ```pwsh
Set-Location "\\EgnyteDrive\Shared\Estimating\19 WBS Agreement GP" Set-Location "\\EgnyteDrive\Shared\Estimating\19 WBS Agreement GP"
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@@ -9,6 +9,8 @@ tags:
--- ---
# PDI WBS # PDI WBS
> See [[earned-value-management]].
## CBOM Accubid Export ## CBOM Accubid Export
In master [[accubid|Accubid]] file, In master [[accubid|Accubid]] file,
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@@ -0,0 +1,10 @@
---
id: 2026-05-01
title: 2026-05-01
tags: []
weekly: "[[2026w18]]"
monthly: "[[2026-05]]"
quarterly: "[[2026q2]]"
previous: "[[2026-04-30]]"
---
# 2026-05-01
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@@ -0,0 +1,5 @@
---
title: Psychology
tags: []
---
# Psychology
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@@ -2,7 +2,7 @@
title: Python title: Python
tags: tags:
- type/encyclopedia-entry - type/encyclopedia-entry
- up: "[[programming-languages]]" - up: "[[computer-language]]"
--- ---
# Python # Python
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@@ -1,8 +1,6 @@
--- ---
title: Raceway Terms title: Raceway Terms
tags: tags:
- destiny/fleeting
- topic/construction/electrical
- type/encyclopedia - type/encyclopedia
up: "[[electrical-construction]]" up: "[[electrical-construction]]"
--- ---
+1
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@@ -3,6 +3,7 @@ title: Regular Expressions
tags: tags:
- topic/software - topic/software
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[computer-language]]"
--- ---
# Regular Expressions # Regular Expressions
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@@ -2,8 +2,6 @@
title: Secure Facilities title: Secure Facilities
tags: tags:
- authorship/other-for-now - authorship/other-for-now
- topic/construction
- topic/construction/electrical
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[construction]]" up: "[[construction]]"
--- ---
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@@ -7,6 +7,7 @@ tags:
authors: authors:
- David A. Snyder, PE - David A. Snyder, PE
year: 2020 year: 2020
up: "[[electrical-construction]]"
--- ---
# Voltage Drop Calculations # Voltage Drop Calculations
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@@ -35,4 +35,4 @@ and estimation
It's not engineering to budget for the most likely case. It's not engineering to budget for the most likely case.
Estimators need not know _why_ there tends to be ~~example~~, Estimators need not know _why_ there tends to be ~~example~~,
they need need only have basis for applying that generalization to another project. they need only have basis for applying that generalization to another project.
+1 -1
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@@ -12,7 +12,7 @@ daily: "[[2025-10-31]]"
_Friday Evening_ _Friday Evening_
This morning as I was leaving for work I saw a massive congregation This morning as I was leaving for work I saw a massive congregation
of all the walky water birds I love so much. A hundred and more, milling about of all the walky water [[birds]] I love so much. A hundred and more, milling about
in-the early sunrise. The banks were covered in ibises picking at the grass in-the early sunrise. The banks were covered in ibises picking at the grass
around the feet of egrets standing proudly and spaced just so. A dozen anhingas around the feet of egrets standing proudly and spaced just so. A dozen anhingas
splashed messily in the center of the pond while a lone stork looked on with splashed messily in the center of the pond while a lone stork looked on with
+2 -2
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@@ -13,8 +13,8 @@ _Saturday Morning_
Somehow I've already let an hour get away from me. Somehow I've already let an hour get away from me.
Today I need to do some cleaning: a load of laundry and leftover dishes Today I need to do some cleaning: a load of laundry and leftover dishes
at least. I'll do those after I finish this note, plus some pushups, before at least. I'll do those after I finish this note, plus some pushups, before
I shower and change to go visit the birds across the street. Later I'll need I shower and change to go visit the [[birds]] across the street. Later I'll need
to go to the store for more sliced almonds and coconut oil so I can make gran­ola to go to the store for more sliced almonds and coconut oil so I can make [[gran­ola]]
for tomorrow's breakfast. I'll go to Walmart so I can get a new mattress for tomorrow's breakfast. I'll go to Walmart so I can get a new mattress
protector, too. Copy paper, a 3-hole punch and a small binder would also be protector, too. Copy paper, a 3-hole punch and a small binder would also be
nice for my typewriter journaling. nice for my typewriter journaling.
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@@ -12,4 +12,4 @@ _Saturday Morning_
I wasted more time doomscrolling after my last note, but I did manage I wasted more time doomscrolling after my last note, but I did manage
to do the laundry, dishes, and pushups. Now I need to shower and dress in time to do the laundry, dishes, and pushups. Now I need to shower and dress in time
to see the birds. to see the [[birds]].
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@@ -10,8 +10,8 @@ daily: "[[2025-11-01]]"
# 2025-11-01 08:25:?? # 2025-11-01 08:25:??
There were fewer than yesterday, but still a ton. There was a chill, but There were fewer than yesterday, but still a ton. There was a chill, but
I was dressed well for it. I think with exposure the birds will get used to I was dressed well for it. I think with exposure the [[birds]] will get used to
mg presence. I saw a bald eagle (_Haliaeetus leucocephalus_) for the first time my presence. I saw a bald eagle (_Haliaeetus leucocephalus_) for the first time
in Florida. They are ugly creatures, of both body and spirit, unlike the wood in Florida. They are ugly creatures, of both body and spirit, unlike the wood
stork (_Mycteria americana_) which is uglier of body, but pure of heart. stork (_Mycteria americana_) which is uglier of body, but pure of heart.
There was also some guy getting dumped on the phone and not taking it well. There was also some guy getting dumped on the phone and not taking it well.
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@@ -36,10 +36,9 @@ This analysis of 334.12(A)(2) is flawed.
Based on the [[nfpa-70_100_definitions|Article 100]] definitions Based on the [[nfpa-70_100_definitions|Article 100]] definitions
of [[nfpa-70_100_definitions#Exposed (as applied to wiring methods).|exposed]] of [[nfpa-70_100_definitions#Exposed (as applied to wiring methods).|exposed]]
and [[nfpa-70_100_definitions#Dwelling, Multifamily.|dwelling]], and [[nfpa-70_100_definitions#Dwelling, Multifamily.|dwelling]],
[[nfpa-70_334_nm-cable#334.12(A) Types NM and NMC.|334.12(A)(2)]] 334.12(A)(2) can be paraphrased as follows:
can be paraphrased as follows:
> [!cite] NEC 334.12(A)(2), pp. > [!cite] [[nfpa-70_334_nm-cable#334.12(A) Types NM and NMC.|NEC 334.12(A)(2)]], pp.
> Types NM and NMC cable are not permitted to be installed > Types NM and NMC cable are not permitted to be installed
> in accessible spaces above suspended ceilings, > in accessible spaces above suspended ceilings,
> _except in buildings containing one or more dwelling units._ > _except in buildings containing one or more dwelling units._
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@@ -10,9 +10,9 @@ daily: "[[2025-11-11]]"
_Tuesday Morning, Before Work_ _Tuesday Morning, Before Work_
One of the most appealing aspects of estimating One of the most appealing aspects of [[construction-estimating]]
to me is the dynamic we have with our employers. to me is the dynamic we have with our employers.
my experience was at Ace that estimators act like, my experience was at [[ace-electric-inc|Ace]] that estimators act like,
and are treated like good artists, like loveable and are treated like good artists, like loveable
little scamps who always get into trouble, but little scamps who always get into trouble, but
you keep them around because they do good work. you keep them around because they do good work.
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@@ -9,11 +9,11 @@ daily: "[[2025-11-11]]"
--- ---
# 2025-11-11 14:41:?? # 2025-11-11 14:41:??
I just saw a post on a construction estimators forum I just saw a post on a [[construction-estimating|construction estimators]] forum
from a user lamenting that their coworkers and customers from a user lamenting that their coworkers and customers
largely do not understand the difference between markup and margin. largely do not understand the difference between markup and margin.
It made me remember the micro-debates about that I would have with Dale It made me remember the micro-debates about that I would have with [[dale-flythe|Dale]]
every time we were closing out an estimate. every time we were closing out an estimate.
This is the example I would always give This is the example I would always give
while trying to explain it to him. while trying to explain it to him.
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@@ -7,7 +7,7 @@ daily: "[[2025-11-13]]"
--- ---
# 2025-11-13 08:03:?? # 2025-11-13 08:03:??
I was thinking about recent critiques of my writing style I was thinking about recent critiques of my [[writing]] style
and how they don't really apply to my speech, and how they don't really apply to my speech,
even though I don't imagine myself approaching them differently. even though I don't imagine myself approaching them differently.
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@@ -10,7 +10,7 @@ daily: "[[2025-11-13]]"
I'm still working on articulating I'm still working on articulating
my main difficulty in the transition my main difficulty in the transition
from Ace to PDI estimating. from [[ace-electric-inc|Ace]] to [[power-design-inc|PDI]] estimating.
At a high level, At a high level,
it's that our process is built on _instrumental_ methods, it's that our process is built on _instrumental_ methods,
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@@ -38,10 +38,7 @@ Fire stopping budget = $25-35 per Unit.
Robotic Total Station hours: match Structural Foreman. Robotic Total Station hours: match Structural Foreman.
For contracts 5--15 million dollars: For contracts 5--15 million dollars:
Equipment Cost $$\approx$$ 1% of Contract Value
$$
\text{Equipment Cost} \approx 1\%
$$
Mid Atlantic: 1 trip per month Mid Atlantic: 1 trip per month
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@@ -9,6 +9,12 @@ daily: "[[2025-11-21]]"
--- ---
# 2025-11-21 10:11:?? # 2025-11-21 10:11:??
## "Hours Burned vs. Hours Earned"
%%
A criticism of [[earned-value-management]] in [[construction]].
%%
> [!quote] [ELECTRI's Industry Benchmarking Tool - ELECTRI International](https://www.electri.org/research-overview/electris-industry-benchmarking-tool/) > [!quote] [ELECTRI's Industry Benchmarking Tool - ELECTRI International](https://www.electri.org/research-overview/electris-industry-benchmarking-tool/)
> ### Hours Burned vs. Hours Earned > ### Hours Burned vs. Hours Earned
> >
@@ -23,7 +29,7 @@ This is a terribly problematic metric.
If a project went over its material budget If a project went over its material budget
despite standard rigorous oversight despite standard rigorous oversight
where would you first look, where would you first look,
construction or estimating? operations or estimating?
In almost all cases the safer bet is estimating. In almost all cases the safer bet is estimating.
Why should labor be different? Why should labor be different?
@@ -31,6 +37,4 @@ Wherever there is budget variance
there is a persistent tendency to blame construction there is a persistent tendency to blame construction
before estimating. before estimating.
[[earned-value-management-in-construction-estimating]]
[[purpose-of-construction-estimating#The Myth of Estimate Accuracy]] [[purpose-of-construction-estimating#The Myth of Estimate Accuracy]]
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@@ -9,6 +9,11 @@ daily: "[[2025-11-24]]"
## Extracting PDF Panel Schedules ## Extracting PDF Panel Schedules
%%
steps to extract panel schedule data
from [[pdf]] drawings
%%
Extract relevant pages Extract relevant pages
Crop Sheet Titles Crop Sheet Titles
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@@ -8,7 +8,7 @@ daily: "[[2025-12-02]]"
### Set Notation Example ### Set Notation Example
Let $A$ and $B$ be sets Let $A$ and $B$ be [[set-theory|sets]]
sharing some but not all elements. sharing some but not all elements.
* $A \cap B \neq \varnothing$: * $A \cap B \neq \varnothing$:
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@@ -8,6 +8,11 @@ daily: "[[2025-12-02]]"
### Panel Schedule Relationship Diagram ### Panel Schedule Relationship Diagram
%%
brainstorming abstractions for `Panelboard` objects,
possibly for use in custom [[construction-estimating-software]].
%%
#### Sections #### Sections
A panelboard with multiple sections A panelboard with multiple sections
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@@ -14,7 +14,7 @@ and as frameworks for general decision-making.
The idea that one could devote significant thought The idea that one could devote significant thought
into making a decision aligned with their [[personal-values]] into making a decision aligned with their [[personal-values]]
and fail to pick the best option to that end is intriguing to me, and fail to pick the best option to that end is intriguing to me,
more so that an accurate quantization of ones values moreso that an accurate quantization of ones values
and that the appropriate framework could trivialize all such decisions. and that the appropriate framework could trivialize all such decisions.
Personal decision-making is often described Personal decision-making is often described
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@@ -8,6 +8,8 @@ daily: "[[2026-02-12]]"
--- ---
# 2026-02-12 09:49:56 # 2026-02-12 09:49:56
[[electrical-construction]]
### Interrupting Rating ### Interrupting Rating
* "short-circuit interrupting rating" * "short-circuit interrupting rating"
@@ -25,7 +27,8 @@ Measured in amperes, usually shown as kAIC.
[[nfpa-70_110_requirements#^10|NEC 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.]] [[nfpa-70_110_requirements#^10|NEC 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.]]
Applies to **assemblies**: distribution equipment like switchboards, panelboards, switches, etc. Applies to **assemblies**: distribution equipment
like switchboards, panelboards, switches, etc.
Maximum current that the equipment can withstand Maximum current that the equipment can withstand
in a short-circuit event without damage. in a short-circuit event without damage.
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@@ -1,8 +1,8 @@
--- ---
title: Twisted Pair Cable title: Twisted Pair Cable
tags: tags:
- topic/construction/electrical
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[electrical-construction]]"
--- ---
# Twisted Pair Cable # Twisted Pair Cable
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@@ -7,7 +7,7 @@ tags:
--- ---
# Utility # Utility
[Utility](https://en.wikipedia.org/wiki/Utility) [**Utility**](https://en.wikipedia.org/wiki/Utility)
is a measure of a party's **satisfaction** is a measure of a party's **satisfaction**
with a certain state of the world. with a certain state of the world.
@@ -30,7 +30,7 @@ and that I've thought about
## See Also ## See Also
[Sorites paradox in utility theory](https://en.wikipedia.org/wiki/Sorites_paradox#Resolutions_in_utility_theory) [Sorites paradox resolutions in utility theory](https://en.wikipedia.org/wiki/Sorites_paradox#Resolutions_in_utility_theory)
## Normative and Descriptive Utility ## Normative and Descriptive Utility
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@@ -13,9 +13,13 @@ of some reduction in [[uncertainty]].
It is the amount a rational party would be willing to pay It is the amount a rational party would be willing to pay
to gain access to information prior to making a decision. to gain access to information prior to making a decision.
"Value" in this context could represent several concepts,
currency or [[utility]],
but usually measured in the local medium of exchange.
## Example ## Example
Suppose a decision maker has the opportunity to purchase information $I$. Suppose a decision maker has the opportunity to purchase [[information]] $I$.
Consider these two scenarios: Consider these two scenarios:
1. the decision maker does not purchase the information 1. the decision maker does not purchase the information
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@@ -1,8 +1,8 @@
--- ---
title: Voltage Drop title: Voltage Drop
tags: tags:
- topic/construction/electrical
- type/encyclopedia-entry - type/encyclopedia-entry
up: "[[electricity]]"
--- ---
# Voltage Drop # Voltage Drop
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@@ -2,7 +2,7 @@
title: Wishlist title: Wishlist
tags: tags:
- status/draft - status/draft
up: "[[zane-meyers]]" up: "[[my-things]]"
--- ---
# Wishlist # Wishlist
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@@ -76,5 +76,5 @@ tend to spend it exercising or in other more reasonable activities.
I want to be involved construction estimating for the rest of my working life. I want to be involved construction estimating for the rest of my working life.
Current discourse on the subject is self-similar and sanitized. Current discourse on the subject is self-similar and sanitized.
I'd like to be known as an innovator in [[estimating-philosophy]], I'd like to be known as an innovator in [[heterodox-construction-estimating]],
and for solving some of its open problems. and for solving some of its open problems.