vault backup: 2025-09-08 16:28:40
This commit is contained in:
Vendored
+1
-1
@@ -8,7 +8,7 @@
|
||||
"collapse-color-groups": false,
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"colorGroups": [
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{
|
||||
"query": "tag:#meta",
|
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"query": "tag:#topic/meta",
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||||
"color": {
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"a": 1,
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"rgb": 14725458
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+132
-120
@@ -1,5 +1,25 @@
|
||||
{
|
||||
"recentFiles": [
|
||||
{
|
||||
"basename": "feeders",
|
||||
"path": "feeders.md"
|
||||
},
|
||||
{
|
||||
"basename": "full-takeoff",
|
||||
"path": "full-takeoff.md"
|
||||
},
|
||||
{
|
||||
"basename": "misc-budgets",
|
||||
"path": "misc-budgets.md"
|
||||
},
|
||||
{
|
||||
"basename": "standalone-systems",
|
||||
"path": "standalone-systems.md"
|
||||
},
|
||||
{
|
||||
"basename": "lightning-protection",
|
||||
"path": "lightning-protection.md"
|
||||
},
|
||||
{
|
||||
"basename": "fixture-designations",
|
||||
"path": "fixture-designations.md"
|
||||
@@ -9,17 +29,125 @@
|
||||
"path": "fixtures.md"
|
||||
},
|
||||
{
|
||||
"basename": "full-takeoff",
|
||||
"path": "full-takeoff.md"
|
||||
"basename": "construction-estimating",
|
||||
"path": "construction-estimating.md"
|
||||
},
|
||||
{
|
||||
"basename": "90-day-performance-review",
|
||||
"path": "90-day-performance-review.md"
|
||||
"basename": "construction-estimating-using-excel",
|
||||
"path": "construction-estimating-using-excel.md"
|
||||
},
|
||||
{
|
||||
"basename": "design-build-budget",
|
||||
"path": "design-build-budget.md"
|
||||
},
|
||||
{
|
||||
"basename": "distributed-antenna-systems",
|
||||
"path": "distributed-antenna-systems.md"
|
||||
},
|
||||
{
|
||||
"basename": "electrical",
|
||||
"path": "electrical.md"
|
||||
},
|
||||
{
|
||||
"basename": "electrical-estimating-methods",
|
||||
"path": "electrical-estimating-methods.md"
|
||||
},
|
||||
{
|
||||
"basename": "electrical-estimators-manual",
|
||||
"path": "electrical-estimators-manual.md"
|
||||
},
|
||||
{
|
||||
"basename": "estimating-as-code",
|
||||
"path": "estimating-as-code.md"
|
||||
},
|
||||
{
|
||||
"basename": "excel-macros",
|
||||
"path": "excel-macros.md"
|
||||
},
|
||||
{
|
||||
"basename": "estimator-skills",
|
||||
"path": "estimator-skills.md"
|
||||
},
|
||||
{
|
||||
"basename": "estimating-philosophy",
|
||||
"path": "estimating-philosophy.md"
|
||||
},
|
||||
{
|
||||
"basename": "grounding",
|
||||
"path": "grounding.md"
|
||||
},
|
||||
{
|
||||
"basename": "material-pricing",
|
||||
"path": "material-pricing.md"
|
||||
},
|
||||
{
|
||||
"basename": "me",
|
||||
"path": "me.md"
|
||||
},
|
||||
{
|
||||
"basename": "project-info",
|
||||
"path": "project-info.md"
|
||||
},
|
||||
{
|
||||
"basename": "project-management-tm",
|
||||
"path": "project-management-tm.md"
|
||||
},
|
||||
{
|
||||
"basename": "project-setup",
|
||||
"path": "project-setup.md"
|
||||
},
|
||||
{
|
||||
"basename": "psn-distribution-list",
|
||||
"path": "psn-distribution-list.md"
|
||||
},
|
||||
{
|
||||
"basename": "raceway-terms",
|
||||
"path": "raceway-terms.md"
|
||||
},
|
||||
{
|
||||
"basename": "README",
|
||||
"path": "README.md"
|
||||
},
|
||||
{
|
||||
"basename": "requirement-precedence",
|
||||
"path": "requirement-precedence.md"
|
||||
},
|
||||
{
|
||||
"basename": "gold-plating",
|
||||
"path": "gold-plating.md"
|
||||
},
|
||||
{
|
||||
"basename": "systems",
|
||||
"path": "systems.md"
|
||||
},
|
||||
{
|
||||
"basename": "supertopics",
|
||||
"path": "supertopics.md"
|
||||
},
|
||||
{
|
||||
"basename": "switchgear",
|
||||
"path": "switchgear.md"
|
||||
},
|
||||
{
|
||||
"basename": "telecom",
|
||||
"path": "telecom.md"
|
||||
},
|
||||
{
|
||||
"basename": "the-failure-of-risk-management",
|
||||
"path": "the-failure-of-risk-management.md"
|
||||
},
|
||||
{
|
||||
"basename": "this-notebook",
|
||||
"path": "this-notebook.md"
|
||||
},
|
||||
{
|
||||
"basename": "monte-carlo-methods",
|
||||
"path": "monte-carlo-methods.md"
|
||||
},
|
||||
{
|
||||
"basename": "90-day-performance-review",
|
||||
"path": "90-day-performance-review.md"
|
||||
},
|
||||
{
|
||||
"basename": "lighting-controls",
|
||||
"path": "lighting-controls.md"
|
||||
@@ -36,10 +164,6 @@
|
||||
"basename": "burndy_AYP300",
|
||||
"path": "Assets/subfeeds/burndy_AYP300.png"
|
||||
},
|
||||
{
|
||||
"basename": "README",
|
||||
"path": "README.md"
|
||||
},
|
||||
{
|
||||
"basename": "list",
|
||||
"path": "list.md"
|
||||
@@ -60,10 +184,6 @@
|
||||
"basename": "getting-historical-pricing",
|
||||
"path": "getting-historical-pricing.md"
|
||||
},
|
||||
{
|
||||
"basename": "telecom",
|
||||
"path": "telecom.md"
|
||||
},
|
||||
{
|
||||
"basename": "pathfinding",
|
||||
"path": "pathfinding.md"
|
||||
@@ -76,117 +196,9 @@
|
||||
"basename": "ai-in-estimating",
|
||||
"path": "ai-in-estimating.md"
|
||||
},
|
||||
{
|
||||
"basename": "psn-distribution-list",
|
||||
"path": "psn-distribution-list.md"
|
||||
},
|
||||
{
|
||||
"basename": "feeders",
|
||||
"path": "feeders.md"
|
||||
},
|
||||
{
|
||||
"basename": "units",
|
||||
"path": "units.md"
|
||||
},
|
||||
{
|
||||
"basename": "feeder-sizing",
|
||||
"path": "feeder-sizing.md"
|
||||
},
|
||||
{
|
||||
"basename": "subfeeds",
|
||||
"path": "subfeeds.md"
|
||||
},
|
||||
{
|
||||
"basename": "systems",
|
||||
"path": "systems.md"
|
||||
},
|
||||
{
|
||||
"basename": "breakdowns",
|
||||
"path": "breakdowns.md"
|
||||
},
|
||||
{
|
||||
"basename": "bpm-award-analysis",
|
||||
"path": "bpm-award-analysis.md"
|
||||
},
|
||||
{
|
||||
"basename": "automating-email",
|
||||
"path": "automating-email.md"
|
||||
},
|
||||
{
|
||||
"basename": "accubid-setup",
|
||||
"path": "accubid-setup.md"
|
||||
},
|
||||
{
|
||||
"basename": "area-of-refuge",
|
||||
"path": "area-of-refuge.md"
|
||||
},
|
||||
{
|
||||
"basename": "material-pricing",
|
||||
"path": "material-pricing.md"
|
||||
},
|
||||
{
|
||||
"basename": "switchgear",
|
||||
"path": "switchgear.md"
|
||||
},
|
||||
{
|
||||
"basename": "open-problems-in-estimating",
|
||||
"path": "open-problems-in-estimating.md"
|
||||
},
|
||||
{
|
||||
"basename": "portable-tools",
|
||||
"path": "portable-tools.md"
|
||||
},
|
||||
{
|
||||
"basename": "low-voltage",
|
||||
"path": "low-voltage.md"
|
||||
},
|
||||
{
|
||||
"basename": "misc-budgets",
|
||||
"path": "misc-budgets.md"
|
||||
},
|
||||
{
|
||||
"basename": "estimator-skills",
|
||||
"path": "estimator-skills.md"
|
||||
},
|
||||
{
|
||||
"basename": "project-setup",
|
||||
"path": "project-setup.md"
|
||||
},
|
||||
{
|
||||
"basename": "assembly-philosophy",
|
||||
"path": "assembly-philosophy.md"
|
||||
},
|
||||
{
|
||||
"basename": "2025-07-18_estimating-isnt-engineering",
|
||||
"path": "2025-07-18_estimating-isnt-engineering.md"
|
||||
},
|
||||
{
|
||||
"basename": "mike-holts-illustrated-guide-to-electrical-estimating",
|
||||
"path": "mike-holts-illustrated-guide-to-electrical-estimating.md"
|
||||
},
|
||||
{
|
||||
"basename": "monte-carlo-methods",
|
||||
"path": "monte-carlo-methods.md"
|
||||
},
|
||||
{
|
||||
"basename": "new-hire",
|
||||
"path": "new-hire.md"
|
||||
},
|
||||
{
|
||||
"basename": "requirement-precedence",
|
||||
"path": "requirement-precedence.md"
|
||||
},
|
||||
{
|
||||
"basename": "raceway-terms",
|
||||
"path": "raceway-terms.md"
|
||||
},
|
||||
{
|
||||
"basename": "nfpa70_314.028_pull-and-junction-boxes",
|
||||
"path": "nfpa70_314.028_pull-and-junction-boxes.md"
|
||||
},
|
||||
{
|
||||
"basename": "separating-estimating-concerns",
|
||||
"path": "separating-estimating-concerns.md"
|
||||
}
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||||
],
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||||
"omittedPaths": [],
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||||
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||||
+6
-2
@@ -2,6 +2,7 @@
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id:
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||||
aliases: []
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tags:
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||||
- occupational
|
||||
- type/media
|
||||
---
|
||||
## Create a WBS
|
||||
@@ -66,7 +67,8 @@ Once received, validation no longer required
|
||||
* Create Accubid file in proper location and format
|
||||
* Create LiveCount folder in proper location and format
|
||||
* Enter WBS area breakout and Unit Matrix into Accubid
|
||||
* Upload contracted plans per scope of work to LiveCount and tie to Accubid using standard bookmark instructions
|
||||
* Upload contracted plans per scope of work to LiveCount
|
||||
and tie to Accubid using standard bookmark instructions
|
||||
|
||||
### Grading Scale
|
||||
|
||||
@@ -122,7 +124,9 @@ Once received, validation no longer required
|
||||
|
||||
### Requirements
|
||||
|
||||
* Review reflected ceiling plans and compare/cross reference architectural, electrical, interior design, and landscape plans to identify all fixtures and their proper mounting requirements and length per fixture.
|
||||
* Review reflected ceiling plans and compare/cross reference
|
||||
architectural, electrical, interior design, and landscape plans
|
||||
to identify all fixtures and their proper mounting requirements and length per fixture.
|
||||
Fixture schedule may be required to consult for mounting requirements.
|
||||
* Build fixture assembly and assign to proper Accubid task
|
||||
|
||||
|
||||
+32
-34
@@ -37,27 +37,28 @@ Use empty designations to separate phases.
|
||||
|
||||
## Fixture Labor
|
||||
|
||||
| Fixture Type | Labor |
|
||||
| ------------ | -------------- |
|
||||
| Paddle Fan | 1.5 hrs/ea |
|
||||
| Pendant | 1-4 hrs/ea[^1] |
|
||||
| Strip/Cove | 0.083 hrs/ft |
|
||||
| Site Poles | 1.5 hrs/ea |
|
||||
| Festoon | 2 hrs/ea |
|
||||
| All Others | 1 hrs/ea |
|
||||
| Fixture Type | Labor |
|
||||
| ------------ | ------------ |
|
||||
| Paddle Fan | 1.5 hrs/ea |
|
||||
| Pendant | 1-4 hrs/ea |
|
||||
| Strip/Cove | 0.083 hrs/ft |
|
||||
| Site Poles | 1.5 hrs/ea |
|
||||
| Festoon | 2 hrs/ea |
|
||||
| All Others | 1 hrs/ea |
|
||||
|
||||
## Fixture Branch Length
|
||||
|
||||
| Case | Standard Length |
|
||||
| ------------- | --------------- |
|
||||
| Site/Courtyard | 50ft[^1] |
|
||||
| Garage | 50ft |
|
||||
| BOH | 40ft |
|
||||
| Corridors | 40ft |
|
||||
| Interior Amenity | 40ft[^2] |
|
||||
| Office/Retail | 50ft |
|
||||
| Exterior Amenity | 50ft |
|
||||
| Units | 20ft |
|
||||
| Case | Standard Length |
|
||||
| --------------------- | --------------- |
|
||||
| Site/Courtyard | 50ft |
|
||||
| Garage | 50ft |
|
||||
| BOH | 40ft |
|
||||
| Corridors | 40ft |
|
||||
| Interior Amenity | 40ft |
|
||||
| Office/Retail | 50ft |
|
||||
| Exterior Amenity | 50ft |
|
||||
| Units | 20ft |
|
||||
| Undercabinet Fixtures | 10ft |
|
||||
|
||||
## Fixture Branch Wire size
|
||||
|
||||
@@ -172,8 +173,6 @@ round up to the nearest 5ft
|
||||
> [!note]
|
||||
> Takeoff 2 fixtures if jumping over oven
|
||||
|
||||
Use 10ft \#12/2 for MC & NM
|
||||
|
||||
## Paddle Fans
|
||||
|
||||
| Wiring Method | Assembly Path |
|
||||
@@ -207,11 +206,6 @@ Create its own breakout in WBS, and phase in Accubid
|
||||
> [!quote]
|
||||
> This is not technically exposed or drop ceiling, but still use PVC
|
||||
|
||||
## FAA Lighting
|
||||
|
||||
> 1. `FIXTURE LABOR`/`FIXTURE LABOR 1HR`
|
||||
> 2. `FESTOON & ROOF ASSEMBLIES`/`Aircraft Warning, 3/4" Conduit GRC/PVC 2#10, 1#10G`
|
||||
|
||||
## Site & Courtyard
|
||||
|
||||
### Breakdowns
|
||||
@@ -220,17 +214,16 @@ Create its own breakout in WBS, and phase in Accubid
|
||||
|
||||
### Fixture Assemblies
|
||||
|
||||
| Fixture Type | Assembly Path |
|
||||
| ------------------------------------ | -------------------------------------------------------------------------------- |
|
||||
| Step Light | `COURTYARDS & LANDSCAPE`/`STEP FIX, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| Bollard | `COURTYARDS & LANDSCAPE`/`BOLLARD, 3/4" CONDUIT - PVC40 - ...`[^1] |
|
||||
| Up-light | `COURTYARDS & LANDSCAPE`/`PERMA POST, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| In-grade up-light | `COURTYARDS & LANDSCAPE`/`3/4" CONDUIT - PVC40, IMC Elbow, ...` |
|
||||
| Fixtures built into cabanas/pergolas | `COURTYARDS & LANDSCAPE`/`ALUM BOX W/ FLEX FIX, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| Handrail light | `COURTYARDS & LANDSCAPE`/`ALUM BOX W/ FLEX FIX, 3/4" CONDUIT - PVC40 - ...`[^2] |
|
||||
| Fixture Type | Assembly Path |
|
||||
| ------------------------------------ | --------------------------------------------------------------------------------------- |
|
||||
| Step Light | `COURTYARDS & LANDSCAPE`/`STEP FIX, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| Bollard | `COURTYARDS & LANDSCAPE`/`BOLLARD, 3/4" CONDUIT - PVC40 - ...`[^1] |
|
||||
| Up-light | `COURTYARDS & LANDSCAPE`/`PERMA POST, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| In-grade up-light | `COURTYARDS & LANDSCAPE`/`3/4" CONDUIT - PVC40, IMC Elbow, ...` |
|
||||
| Fixtures built into cabanas/pergolas | `COURTYARDS & LANDSCAPE`/`ALUM BOX W/ FLEX FIX, 3/4" CONDUIT - PVC40 - ...` |
|
||||
| Handrail light | `COURTYARDS & LANDSCAPE`/`ALUM BOX W/ FLEX FIX, 3/4" CONDUIT - PVC40, IMC ELBOW - ...` |
|
||||
|
||||
[^1]: If we don't own concrete, delete Pre-cast bollard base from assembly
|
||||
[^2]: Per Corwin: Hand rail lights should have a rigid 90 stub up and some flex
|
||||
|
||||
### Festoon Lighting
|
||||
|
||||
@@ -241,3 +234,8 @@ Create its own breakout in WBS, and phase in Accubid
|
||||
> * `Length per Unit` = Light string length
|
||||
> 3. `COURTYARDS & LANDSCAPE`/`ALUM BOX W/ FLEX FIX, 3/4" CONDUIT - PVC40 - ...`
|
||||
> * `Length per Unit` = Distance to panel + 15ft
|
||||
|
||||
## FAA Lighting
|
||||
|
||||
> 1. `FIXTURE LABOR`/`FIXTURE LABOR 1HR`
|
||||
> 2. `FESTOON & ROOF ASSEMBLIES`/`Aircraft Warning, 3/4" Conduit GRC/PVC 2#10, 1#10G`
|
||||
|
||||
+11
-11
@@ -12,14 +12,14 @@ of arbitrarily requiring components or methods far more stringent than typical.
|
||||
In [[construction-estimating]],
|
||||
such cases quickly reveal every error of assumption made by the estimator.
|
||||
|
||||
## Example: Aluminum Feeders ILO Copper
|
||||
|
||||
The typical value engineering option for electrical installations
|
||||
is to use aluminum wiring in lieu of copper above a certain size.
|
||||
Assuming competent installation, such an option is strictly functionally equal to the design.
|
||||
There is _no_ difference to capacity, future expansion, or long-term maintenance.
|
||||
Moreover, the substitution is invisible to the client,
|
||||
such that they would have to employ an electrician
|
||||
to determine whether it had been taken.
|
||||
Despite this, copper wiring is still a common specification default
|
||||
because clients care about that sort of thing for some reason.
|
||||
> [!example] Aluminum Feeders ILO Copper
|
||||
> The typical value engineering option for electrical installations
|
||||
> is to use aluminum wiring in lieu of copper above a certain size.
|
||||
> Assuming competent installation,
|
||||
> such an option is strictly functionally equal to the design.
|
||||
> There is _no_ difference to capacity, future expansion, or long-term maintenance.
|
||||
> Moreover, the substitution is invisible to the client,
|
||||
> such that they would have to employ an electrician
|
||||
> to determine whether it had been taken.
|
||||
> Despite this, copper wiring is still a common specification default
|
||||
> because clients care about that sort of thing for some reason.
|
||||
|
||||
@@ -8,10 +8,7 @@ tags:
|
||||
|
||||
## Info
|
||||
|
||||
Two Types:
|
||||
* Protection \$\$\$
|
||||
* Prevention \$
|
||||
* ESE (EARLY STREAMER EMISSIONS)
|
||||
### Early Streamer Emission (ESE)
|
||||
|
||||
## Estimate Scope
|
||||
|
||||
|
||||
+22
-8
@@ -8,7 +8,11 @@ tags:
|
||||
|
||||
## Slab Deck
|
||||
|
||||
* `System` = "Electrical"
|
||||
```
|
||||
Drawing = "N/A"
|
||||
Area = "Typical - ..."
|
||||
System = "EL - Electrical"
|
||||
```
|
||||
|
||||
Create `area` Typicals for every concrete slab floor:
|
||||
|
||||
@@ -16,9 +20,17 @@ Create `area` Typicals for every concrete slab floor:
|
||||
* 1 each level except roof
|
||||
* **HD:** 1 per Section
|
||||
|
||||
```
|
||||
Phase = "Building - BOH, Storage & Common"
|
||||
```
|
||||
|
||||
* 'All Garage'
|
||||
* 1 each level
|
||||
|
||||
```
|
||||
Phase = "Garage"
|
||||
```
|
||||
|
||||
In each Typical:
|
||||
|
||||
* Takeoff: `ITEM DATABASE`/`MISC PDI PRODUCT`/`MISC MATERIAL - SLAB/DECK & FEEDER`/`MISC MATERIAL - SLAB/DECK (NAILS, PAINT, TAPE, ETC = $250)`
|
||||
@@ -47,20 +59,21 @@ System = "TPD - Temp Power Distribution (Gag. & Bldg.)"
|
||||
BidItem = "3 - Building"
|
||||
```
|
||||
|
||||
* Takeoff: `ITEM DATABASE`/`TEMPORARY POWER`/`* - TEMPORARY LIGHTING / PWR PNL (PER BLDG AREA SFT)`
|
||||
* _Count_ = Building GSF = Total GSF - Garage GSF
|
||||
|
||||
Garden Styles:
|
||||
* Takeoff: `ITEM DATABASE`/`TEMPORARY POWER`/`TEMPORARY POWER - T POLE (EACH)`
|
||||
* _Count_ = 1 per 150ft per building
|
||||
|
||||
All others:
|
||||
* Takeoff: `ITEM DATABASE`/`TEMPORARY POWER`/`* - TEMPORARY LIGHTING / PWR PNL (PER BLDG AREA SFT)`
|
||||
* _Count_ = Building GSF = Total GSF - Garage GSF
|
||||
|
||||
### Temp Lighting (Garage)
|
||||
|
||||
```
|
||||
Area = "01 - Temp Power Distribution Building"
|
||||
Area = "01 - Temp Power Distribution Garage"
|
||||
Phase = "Temp Power"
|
||||
System = "TPD - Temp Power Distribution (Gag. & Bldg.)"
|
||||
BidItem = "3 - Building"
|
||||
BidItem = "2 - Garage"
|
||||
```
|
||||
|
||||
* Takeoff: `ITEM DATABASE`/`TEMPORARY POWER`/`* - TEMPORARY LIGHTING / PWR PNL (PER BLDG AREA SFT)`
|
||||
@@ -75,5 +88,6 @@ System = "MISC - Site Miscellaneous"
|
||||
BidItem = "1 - Site"
|
||||
```
|
||||
|
||||
* (3) 3Phase 30A 200' Mech. Con. EMT Carflex
|
||||
* Append to name: "Irrigation Pump - "
|
||||
Takeoff: `COMMON ASSEMBLIES`/`MECHANICAL CONNECTIONS (UP TO 100A)`/`PVC - LT NM FLEX (CARFLEX)`/`30A 3PH MECH CONN (200') 3/4" PVC 4#10 - CARFLEX`
|
||||
* _Count_ = 3
|
||||
* Append to name: "Irrigation Pump - "
|
||||
|
||||
@@ -8,7 +8,7 @@ tags:
|
||||
|
||||
| Region | Subregion | Title | Name |
|
||||
| ------------ | --------- | ----------------- | --------------------------------------------- |
|
||||
| All | | ITR Team | Liz De Erbiti , ITR Operations |
|
||||
| All | | ITR Team | Liz De Erbiti, ITR Operations |
|
||||
| All | | PCO Team | Joel Liz Pereira, Sarah Brown, Lani Schneider |
|
||||
| Carolinas | | Commodities Buyer | Canyon Murphy |
|
||||
| Carolinas | | Procurement PX | Conner Kuehn |
|
||||
|
||||
+38
-18
@@ -24,7 +24,7 @@ tags:
|
||||
|
||||
> [!info] Duct Bank
|
||||
> "Duct bank" is not given explicit definition in the NEC,
|
||||
> however it is used frequently to refer to any group of ducts,
|
||||
> however it is used frequently to refer to any group of **ducts**,
|
||||
> _even as few as one_, as shown in Figure 310.60(C)(3).
|
||||
> It is always spelled as two words.
|
||||
|
||||
@@ -33,9 +33,11 @@ tags:
|
||||
"Wiring method" is not given explicit definition in the NEC.
|
||||
|
||||
> [!quote] NEC 110.8 Wiring Methods
|
||||
> Only wiring methods recognized as suitable are included in this Code.
|
||||
> Only wiring methods recognized as suitable
|
||||
> are included in this Code.
|
||||
> The recognized methods of wiring
|
||||
> shall be permitted to be installed in any type of building or occupancy,
|
||||
> shall be permitted to be installed
|
||||
> in any type of building or occupancy,
|
||||
> except as otherwise provided in this Code.
|
||||
|
||||
> [!quote] NEC 300.1(A) All Wiring Installations
|
||||
@@ -44,8 +46,10 @@ tags:
|
||||
> for all _wiring installations_ (emphasis added)
|
||||
> unless modified by other articles in Chapter 3.
|
||||
|
||||
Nor is wiring installation, however by closest definition
|
||||
it can be assumed premises wiring includes all wiring installations.
|
||||
Nor is wiring installation,
|
||||
however by closest definition
|
||||
it can be assumed **premises wiring**
|
||||
includes all wiring installations.
|
||||
|
||||
> [!quote] NEC Article 100
|
||||
> **Premises Wiring (System).**
|
||||
@@ -55,34 +59,50 @@ it can be assumed premises wiring includes all wiring installations.
|
||||
> both permanently and temporarily installed.
|
||||
> This includes
|
||||
> (a) wiring from the service point or power source to the outlets or
|
||||
> (b) wiring from and including the power source to the outlets where there is no service point.
|
||||
> (b) wiring from and including the power source
|
||||
> to the outlets where there is no service point.
|
||||
|
||||
Notably, Chapter 3 does not prescribe requirements for _raceway_, but for _wiring installations_.
|
||||
As such, conduit used for other purposes (e.g. routing beverage tubing) is out of scope.
|
||||
### Inappropriate Use
|
||||
|
||||
Raceways used for supporting communications cables _would be_ out of scope,
|
||||
except for Article 800.110:
|
||||
Notably, Chapter 3 does not prescribe requirements for _raceway_,
|
||||
but for _wiring installations_.
|
||||
As such, conduit used for other purposes
|
||||
(e.g. routing beverage tubing) is out of scope.
|
||||
|
||||
Raceways used for supporting communications cables
|
||||
_would be_ out of scope, except for Article 800.110:
|
||||
|
||||
> [!quote] NEC 800.110(A)(1) Raceways Recognized in Chapter 3
|
||||
> Communications wires and cables shall be permitted
|
||||
> to be installed in any raceway included in Chapter 3.
|
||||
> The raceways shall be installed in accordance
|
||||
> with the requirements of Chapter 3.
|
||||
> _The raceways shall be installed in accordance_
|
||||
> _with the requirements of Chapter 3._
|
||||
|
||||
Raceway is not a wiring method unless it is used to support premises wiring,
|
||||
Raceway is not a _wiring method_
|
||||
unless it is used to support _premises wiring_,
|
||||
which communications cabling is not.
|
||||
|
||||
It is not appropriate to say "EMT conduit is a wiring method"
|
||||
(granted the NEC does use this syntax occasionally),
|
||||
because a recognized wiring method must include
|
||||
the wiring, splices, pull boxes, outlet boxes, and supports
|
||||
It is not appropriate to say "EMT conduit is _a_ wiring method"
|
||||
(granted the NEC does use similar phrasing occasionally),
|
||||
because any recognized wiring method must include the
|
||||
* wiring,
|
||||
* splices,
|
||||
* pull boxes,
|
||||
* outlet boxes,
|
||||
* and supports
|
||||
necessary of a complete wiring installation,
|
||||
each of which has countless options.
|
||||
|
||||
It may be appropriate to refer to "MC cable" as a wiring method
|
||||
### Appropriate Use
|
||||
|
||||
It may be appropriate to refer to "MC cable" as _a_ wiring method
|
||||
if you and your audience understand the name as shorthand
|
||||
for a more specific, standard framework.
|
||||
|
||||
In a robustly implemented specification-based takeoff software,
|
||||
an assembly's specifications would describe it's wiring methods.
|
||||
A 20A and 30A branch circuit may utilize identical "wiring methods".
|
||||
|
||||
## Takeaways
|
||||
|
||||
No part of a manufactured cable assembly (e.g. MC cable)
|
||||
|
||||
Reference in New Issue
Block a user