ASHRAE-90.1-2022- - Page 160
Extracted Content
Table 9.4.2-2 Individual Lighting Power Allowances for Building Exteriors Applications
Base Site Allowance (Base allowance may be used in tradable or non-tradable surfaces.)
No allowance 160 W 280 W 400 W 560 W
Tradable Surfaces ( LPD for uncovered parking areas, building grounds, building entrances, exits and loading docks, canopies and overhangs, and outdoor sales areas may be traded.)
Uncovered Parking Areas
| Parking areas and drives | No allowance | 0.015 W/ft2 | 0.026W/ft2 | 0.037 W/ft2 | 0.052 W/ft2 | (b) and either (d) or (e) |
|---|---|---|---|---|---|---|
| Parking areas and drives with luminaires >78W and mounting height <24 ft | No allowance | 0.015 W/ft2 | 0.026 W/ft2 | 0.037 W/ft2 | 0.052 W/ft2 | (b) and (e) |
| Grounds | Col2 | Col3 | Col4 | Col5 | Col6 | Col7 |
|---|---|---|---|---|---|---|
| Walkways/ramps | No allowance | 0.5 W/linear ft | 0.5 W/linear ft | 0.55W/linear ft | 0.60 W/linear ft | (b) and either (d) or (e) |
| Plaza areas | No allowance | 0.028 W/ft2 | 0.049 W/ft2 | 0.070 W/ft2 | 0.098 W/ft2 | (b) and either (d) or (e) |
| Roof terraces and special features | No allowance | 0.04 W/ft2 | 0.07 W/ft2 | 0.10 W/ft2 | 0.140 W/ft2 | (b) and either (d) or (e) |
| Dining areas | No allowance | 0.156 W/ft2 | 0.273 W/ft2 | 0.390 W/ft2 | 0.546 W/ft2 | (b) and either (d) or (e) |
| Pedestrian tunnels | No allowance | 0.063 W/ft2 | 0.110 W/ft2 | 0.157 W/ft2 | 0.220 W/ft2 | (d) or (e) |
| Landscaping | No allowance | 0.014 W/ft2 | 0.025 W/ft2 | 0.036 W/ft2 | 0.050 W/ft2 | (b) and (c) |
Building Entrances, Exits, and Loading Docks
| Pedestrian and vehicular entrances and exits | No allowance | 5.6 W/linear ft of opening | 9.8W/linear ft of opening | 14.0 W/linear ft of opening | 19.6 W/linear ft of opening | (b) and either (d) or (e) |
|---|---|---|---|---|---|---|
| Entry canopies | No allowance | 0.072 W/ft2 | 0.126 W/ft2 | 0.180 W/ft2 | 0.252 W/ft2 | (b) and either (d) or (e) |
| Loading docks | No allowance | 0.104 W/ft2 | 0.182 W/ft2 | 0.260 W/ft2 | 0.364 W/ft2 | (b) and either (d) or (e) |
Sales Canopies
| Outdoor Sales | Col2 | Col3 | Col4 | Col5 | Col6 | Col7 |
|---|---|---|---|---|---|---|
| Open areas (including vehicle sales lots) | No allowance | 0.072 W/ft2 | 0.126 W/ft2 | 0.180 W/ft2 | 0.252 W/ft2 | (b) and either (d) or (e) |
| Street frontage for vehicle sales lots in addition to “open area” allowance | No allowance | No allowance | 7.2 W/linear ft | 10.3 W/linear ft | 14.4 W/linear ft | (b) and either (d) or (e) |
Nontradable Surfaces ( LPD for the following applications can be used only for the specific application and cannot be traded between surfaces or with other exterior lighting. The following allowances are in addition to any allowance otherwise permitted in the “Tradable Surfaces” section of this table.)
Stairways Exempt Exempt Exempt Exempt Exempt (b)
158 ANSI/ASHRAE/IES Standard 90.1-2022 (I-P)