Design Standards and Improvement Specifications
Type of Concrete | Strength (pounds per square inch) | |
|---|---|---|
Class A | 4,500 | |
Class B | 3,500 | |
Class C | 3,000 | |
Class D | 2,500 |
Class of Hydrant | Color | |
|---|---|---|
A | Green | |
B | Orange | |
C | Red |
Not in Sump Conditions | ||
|---|---|---|
Type B | 4 cubic feet per second | |
Type E (in paved areas) | 4 cubic feet per second | |
Type E (in yard areas) | 1.5 cubic feet per second |
In Sump Conditions | |
|---|---|
To be individually designed |
Classification | |||
|---|---|---|---|
Fully Developed | Range of Coefficient | ||
Public parks, open space and land conservation | 0.15 | 0.30 | |
Low-density residential (Zone R20, R32) | 0.30 | 0.45 | |
Medium-density residential (Zone R10) | 0.40 | 0.60 | |
High-density residential (R10A & R10B) | 0.55 | 0.70 | |
Commercial and industrial | 0.60 | 0.90 | |
Pavements, roadways, shoulders | 1.00 | ||
Height (feet) | Top Width (feet) | |
|---|---|---|
0-15 | 10 | |
15-20 | 12 | |
20-35 | 14 |
Design Standards and Improvement Specifications
Type of Concrete | Strength (pounds per square inch) | |
|---|---|---|
Class A | 4,500 | |
Class B | 3,500 | |
Class C | 3,000 | |
Class D | 2,500 |
Class of Hydrant | Color | |
|---|---|---|
A | Green | |
B | Orange | |
C | Red |
Not in Sump Conditions | ||
|---|---|---|
Type B | 4 cubic feet per second | |
Type E (in paved areas) | 4 cubic feet per second | |
Type E (in yard areas) | 1.5 cubic feet per second |
In Sump Conditions | |
|---|---|
To be individually designed |
Classification | |||
|---|---|---|---|
Fully Developed | Range of Coefficient | ||
Public parks, open space and land conservation | 0.15 | 0.30 | |
Low-density residential (Zone R20, R32) | 0.30 | 0.45 | |
Medium-density residential (Zone R10) | 0.40 | 0.60 | |
High-density residential (R10A & R10B) | 0.55 | 0.70 | |
Commercial and industrial | 0.60 | 0.90 | |
Pavements, roadways, shoulders | 1.00 | ||
Height (feet) | Top Width (feet) | |
|---|---|---|
0-15 | 10 | |
15-20 | 12 | |
20-35 | 14 |