| Metal Roof Restoration And Spray Work - Application Rates |
Notes: These figures represent national labor averages based on the average 10,000 square feet job with trained technicians. Figures do not include set up or other miscellaneous expenses. A percentage should be added for the degree of difficulty encountered beyond average. Crew sizes are recommended for maximum efficiency.
|
SYSTEM/
FUNCTION |
APPLICATION |
SQ. FT./
LIN. FT. INSTALLED PER MAN PER HOUR
|
PRODUCTIVE
CREW SIZE
|
| Clean Roof |
Power Wash |
500 square feet |
3 |
| Replace Fasteners |
Screw or Rivet |
360 lin. ft. |
1 |
| Vertical Seams |
Spray and Brush |
125 lin. ft. |
3 |
| Vertical Seams |
Power Caulk |
800 lin. ft. |
1 |
| Vertical Seams |
Hand Brush |
200 lin. ft. |
1 |
| Horizontal Seams |
Mastic |
120 lin. ft. |
1 |
| Horizontal Seams |
Polyester |
75 lin. ft. |
1 |
| Flashing/Mastic |
Mastic/Brush |
100 lin. ft. |
2 |
| Flashings/Polyester |
Urethane/Polyester |
100 lin. ft. |
2 |
| Priming |
Spray/Back Brush |
800 sq. ft. |
3 |
| Priming |
Pour/Brush |
600 sq. ft. |
3 |
| Finish Coat - First |
Spray/Back Brush |
800 sq. ft. |
3 |
| Finish Coat - First |
Pour/Back Brush |
600 sq. ft. |
3 |
| Finish Coat - Second |
Spray Only |
1500 sq. ft. |
2 |
Notes:
1) Seams have the mastic or polyester option.
2) Finishing has the hand pour or spray option.
3) Cleaning will vary considerably.
4) Crew size is designed for maximum efficiency
5) Multiply units by crew size for average production rates for crew.
|
 |
General Roofing Application Rates - Manual Application
|
SYSTEM/
FUNCTION
|
APPLICATION
PRODUCTS |
MINIMUM PRODUCTION
UNIT/HOUR/MAN |
MINIMUM PRODUCTIVE
CREW SIZE |
| Priming |
Squeegee/Backroll |
800 sq. ft. |
3 |
| Detailing, Flashings etc. |
UR1700 & UR1600 |
330 lin. ft. |
3 |
| Strip Seam Joints in Insulation or Plywood |
FA206 (6") and Urethane |
500 lin. ft. |
2 |
| Liner Option - Fully Reinforced Field Systems |
FA240 & Urethane |
400 sq. ft. |
2 |
| Liner Option - Fully Reinforced Field Systems |
FA240 & AC5600 |
500 sq. ft. |
2 |
| Finishing |
Manual |
800 sq. ft. |
3 |
| Finishing |
Spray/Backroll |
2000 sq. ft. |
3 |
| BUR w/gravel, pitch/gravel |
UR2550 & D210 |
800 sq. ft. |
3 |
| Powerwash BUR w/gravel |
|
1000 sq. ft. |
2 |
| BUR w/gravel, pitch/gravel finish |
UR1700 & AC5900 |
1500 sq. ft. |
3 |
Notes:
1) Most systems require 2 separate coats.
2) Epoxy primer is necessary in most cases to prevent outgassing or blistering.
3) Liner required on deteriorated decks and plywood.
* 4) Crew size is designed for maximum efficiency.
|
