4" thick 100' x 75' slab (cont.)
  Place .006" polyethylene vapor barrier 7,500 SF CL@8.84 LS 600.00 358.00 — 958.00
  Place W2.9 x W2.9 x 6" x 6" mesh, 7,500 SF RB@30.0 LS 3,300.00 1,920.00 — 5,220.00
  Place and remove 2" x 4" keyway, 200 LF, 1 use C8@8.80 LS 84.00 407.00 — 491.00
  Place 4" concrete, 93 CY, from chute CL@39.9 LS 10,900.00 1,610.00 — 12,510.00
  Float finish 7,500 SF CM@52.4 LS — 2,640.00 420.00 3,060.00
  Cure with slab curing paper CM@5.58 LS 460.00 281.00 — 741.00
  Total job cost 4" thick
      100' x 75' floor slab —@184 LS 20,751.00 9,015.00 962.00 30,728.00
    Cost per SF for 4" thick 7,500 SF job —@.025 SF 2.77 1.20 .13 4.10
    Cost per CY for 4" thick 93 CY job —@1.98 CY 223.00 96.90 10.30 330.20
    Cost per each additional 1" of concrete —@.001 SF .36 .05 — .41
Cast-in-Place Concrete, Subcontract Typical costs including forms, concrete, reinforcing, finishing and curing. These costs include the subcontractor’s overhead and profit but no excavation, shoring or backfill. Use these figures only for preliminary estimates and on jobs that require a minimum of 1,000 CY of concrete.
Foundations
  Institutional or office buildings — CY — — — 566.00
  Heavy engineered structures — CY — — — 615.00
Structural concrete walls
  Single-story, 8" wall — CY — — — 761.00
  Single-story, 10" wall — CY — — — 845.00
  Multi-story, 8" wall — CY — — — 991.00
  Multi-story, 10" — CY — — — 1,040.00
  Slip-formed 8" wall — CY — — — 871.00
Structural slabs, including shoring,
  6", 1 way beams, 100 pounds reinforcing — CY — — — 905.00
  6", 2 way beams, 225 pounds reinforcing — CY — — — 835.00
  8", flat, with double mat reinforcing over steel frame by others, 100 pounds reinforcing — CY — — — 755.00
  12" flat, 250 pounds reinforcing bars per CY — CY — — — 683.00
  7", post-tensioned, to 1 pound tempered bars — CY — — — 849.00
  6" to 8" including beam jacketing — CY — — — 818.00
  6" to 8" on permanent metal form — CY — — — 740.00
  8" concurrent with slipform construction — CY — — — 787.00
  Lift slab construction 6" to 8" — SF — — — 17.40
Pan and joist slabs 3" thick, 30" pan, including shoring
  6" x 16" joist — CY — — — 870.00
  6" x 12" joist — CY — — — 769.00
  6" x 10" joist — CY — — — 731.00
Pan and joist slabs 4-1/2" thick, 20" pan, including shoring
  6" x 20" joist — CY — — — 732.00
  6" x 16" joist — CY — — — 716.00
  6" x 12" joist — CY — — — 709.00

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