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Chaffee County, Colorado
  
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APPENDIX FIVE: SUBDIVISION WILDFIRE HAZARD RATING FORM

Name of Subdivision: _________________________________ Date: _______________________

County: __________________________ Size (AC): _____________________ # Lots: ________

Rating: __________________________ Comments: _____________________________________

A. SUBDIVISION DESIGN

1. Ingress/Egress:

- Two or more roads, primary route 1 _____

- One road, primary route, plus alternative 3 _____

- One way in/out 5 _____

2. Primary Road Widths:

- Minimum 24 ft. 1 _____

- Less than 24 ft. 3 _____

3. Accessibility:

- Smooth road, grade less than 5% 1 _____

- Rough road, grade less than 5% 3 _____

- Other 5 _____

4. Secondary Road Terminus:

- Loop road or cul-de-sacs w/turn-around radius greater than 45 ft. 1 _____

- Cul-de-sac turnaround radius less than 45 ft. 2 _____

- Dead-end roads less than 200 ft. in length 3 _____

- Dead-end roads over 200 ft. in length 5 _____

5. Average Lot Size:

- More than 10 acres 1 _____

- Between 1 and 10 acres 3 _____

- Less than 1 acre 5 _____

6. Street Signs:

- Present 1 _____

- Not Present 5 _____

B. VEGETATION

1. Fuels/Density (General):

- Grass w/scattered trees or oak brush 1 _____

- “Thinned” Conifers (10 ft. or more between trees) 3 _____

- Sagebrush/willow 5 _____

- Moderately dense conifers or oak brush 7 _____

- Dense, continuous conifers and/or thick oak brush 10 _____

2. Defensible Spaces Completed:

- More than 70% of sites 1 _____

- Between 30 – 70% of sites 5 _____

- Less than 30% of sites 10 _____

C. TOPOGRAPHY

1. Slope (Predominant):

- Less than 8% 1 _____

- Between 9 – 20% 4 _____

- Between 21 – 30% 7 _____

D. FIRE PROTECTION

1. Response Time:

- Within 15 minutes 1 _____

- Within 16 – 30 minutes 5 _____

- Greater than 31 minutes 10 _____

2. Hydrants:

- 500 gpm hydrants on less than 1,000 ft. spacing 1 _____

- Hydrants, but less than above or pump-site available on-site. 2 _____

- No hydrants or pump-site 3 _____

3. Draft Sources:

(Complete only if no hydrants or pump-site available)

- Draft sources within 20 minutes round trip 1 _____

- Draft sources within 21-45 minutes round trip 5 _____

- Draft sources greater than 46 minutes round-trip 10 _____

E. STRUCTURE HAZARD

1. Materials (Predominant):

- Roof and siding materials non-wood 1 _____

- Flammable siding/non-flammable roof (includes mobile home) 5 _____

- Flammable roof 10 _____

F. UTILITES (Gas and/or Electric)

1. Placement:

- All underground 1 _____

- One underground, one aboveground 3 _____

- All aboveground 5 _____


TOTAL FOR SUBDIVISION

Low Hazard 0 – 29

Moderate Hazard 30 – 39

High Hazard 40 – 48

Severe Hazard 49 – 59

Extreme Hazard 60 +