Concrete Slab Sawing, Subcontract (cont.) Using a gasoline powered saw. Costs per linear foot for cured concrete assuming a level surface with good access and saw cut lines laid out and pre-marked by others. Costs include local travel time. Minimum cost will be $250. Electric powered slab sawing will be approximately 40% higher for the same depth.
Green concrete (2 days old) sawing will usually cost 15 to 20% less. Work done on an hourly basis will cost $125 per hour for slabs up to 4" thick and $135 per hour for 5" or 6" thick slabs. A two hour minimum charge will apply on work done on an hourly basis.
Asphalt Sawing, Subcontract Using a gasoline powered saw. Minimum cost will be $200. Cost per linear foot of green or cured asphalt, assuming level surface with good access and saw cut lines laid out and pre-marked by others. Costs include local travel time. Work done on an hourly basis will cost $115 per hour for asphalt up to 4" thick and $125 per hour for 5" or 6" thick asphalt. A two hour minimum charge will apply on work done on an hourly basis.
  1" or 1-1/2" deep LF .44 .35
  2" deep LF .71 .52
  2-1/2" deep LF .86 .71
  3" deep LF 1.05 .80
  3-1/2" deep LF 1.22 .96
  4" deep LF 1.38 1.05
  5" deep LF 1.74 1.30
  6" deep LF 2.09 1.56
04 Masonry
Craft@Hrs Unit Material Labor Total
Hand cleaning masonry
Brushing (hand cleaning) masonry includes the cost of detergent or chemical solution.
  Light cleanup (100 SF per manhour) M1@.010 SF .03 .47 .50
  Medium scrub (75 SF per manhour) M1@.013 SF .04 .61 .65
  Heavy (50 SF per manhour) M1@.020 SF .06 .94 1.00
04 Masonry (cont.)
Craft@Hrs Unit Material Labor Equipment Total
Water blasting masonry, using rented 400 to 700 PSI power washer with 3 to 8 gallon per minute flow rate, includes blaster rental at $65 per day
  Smooth face (250 SF per manhour) M1@.004 SF — .19 .03 .22
  Rough face (200 SF per manhour) M1@.005 SF — .23 .03 .26
Sandblasting masonry, using 150 PSI compressor (with accessories and sand) at $130.00 per day
  Smooth face (50 SF per manhour) M1@.020 SF .35 .94 .22 1.51
  Rough face (40 SF per manhour) M1@.025 SF .40 1.17 .51 2.08
Steam cleaning masonry, using rented steam cleaning rig (with accessories) at $112.00 per day
  Smooth face (75 SF per manhour) M1@.013 SF — .61 .14 .75
  Rough face (55 SF per manhour) M1@.018 SF — .84 .19 1.03
04 Masonry (cont.)
Craft@Hrs Unit Material Labor Total
Repointing brick, cut out joint, mask (blend-in), and regrout (tuck pointing)
  30 SF per manhour M1@.033 SF .08 1.55 1.63
Add for masking adjacent surfaces — % — 5.0 —
Add for difficult stain removal — % 50.0 50.0 —
Add for working from scaffold — % — 20.0 —

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