MANUAL 4 - Construction Industry Development Board

MODULE
1
2
3
4
5
6
7
MANUAL 4 – BITUMINOUS PAVEMENT SEALS
MODULe 7: indicative production and task rates
Indicative production rates and team sizes for selected activities based on a
7-hour production day
Activity Description Unit Production rate Team size
Hauling 0 – 20 m (wheelbarrow) m3 10 – 13 1
40 – 60 m 8 – 10 1
60 – 80 m 6 – 8 1
80 – 100 m 5 – 6 1
Surfacing Sweep base course 500 – 750 1
Spread chips and back chip (by hand from
spots)
m2 200 – 400 1
Spray with hand sprayer 210 litre drums 7 – 9 Note 1 Construct single seal
Note 3 4 – 5
• Apply tack coat and aggregate
m
• Apply penetration coat
2
m2 2 000 – 3 000
Note 2 14
800 – 1100
Note 3 4 – 5
Construct slurry seal (10 mm wet
thickness)
Construct Cape seal
• Apply tack coat and aggregate
• Apply penetration coat
• Apply slurry layer
Notes:
1. The production rate of spraying can be increased by making use of separate mobile
drum heaters.
An experienced team could probably increase these production rates.
2. Labour units for applying tack coat and spreading aggregate.
Spray team (see Note 3)
Aggregate spreaders and broomers
Supervisor
3. Labour units for applying penetration coat.
Spray operator
Spray operator’s assistant
Time keeper
Screen holders
m2 500 – 800 Note 1.1 Note 4 13
m 2
m 2
m 2
2 000 – 3 000
800 – 1 100
Note 1.1
1 000 – 1 400
Activity Number
Activity Number
IMPLEMENTING EMPLOYMENT INTENSIVE ROAD WORKS 90
5
8
1
1
1
1
2
Note 2 13
Note 3 4 – 5
Note 5
10