Cast Iron Fittings, Valves and Accessories (cont.) Based on type ASA A21, 10-A21-11-6 and 4C110-64, C111-64 fittings. Installed in an open trench and connected. Equipment includes a wheel-mounted 1 CY backhoe for lifting and placing. Trench excavation, dewatering, backfill and compaction are not included. These items are also suitable for use with the Ductile Iron Pipe in the section that follows. Costs estimated using this section may be combined with the costs estimated from the Cast Iron Flanged Pipe section or the Ductile Iron Pipe section for arriving at the minimum job charge shown in those sections.
AWWA mechanical joint gate valves
      3" valve U1@3.10 Ea 514.00 155.00 36.70 705.70
      4" valve U1@4.04 Ea 728.00 201.00 47.90 976.90
      6" valve U1@4.80 Ea 1,160.00 239.00 56.90 1,455.90
      8" valve U1@5.14 Ea 1,980.00 256.00 60.90 2,296.90
  10" valve U1@5.67 Ea 3,090.00 283.00 67.20 3,440.20
  12" valve U1@6.19 Ea 5,250.00 309.00 73.40 5,632.40
Indicator post valve 6" upright, adjustable U1@6.50 Ea 835.00 324.00 77.03 1,236.03
Fire hydrant with spool
  6" U1@5.00 Ea 1,440.00 249.00 59.30 1,748.30
Backflow preventers, installed at ground level
  3" backflow preventer U1@3.50 Ea 2,460.00 174.00 41.50 2,675.50
  4" backflow preventer U1@4.00 Ea 3,350.00 199.00 47.40 3,596.40
  6" backflow preventer U1@5.00 Ea 5,650.00 249.00 59.30 5,958.30
  8" backflow preventer U1@6.00 Ea 7,960.00 299.00 71.10 8,330.10
Block structure for backflow preventer 5' x 7' x 3'4" M1@32.0 Ea 1,090.00 1,500.00 — 2,590.00
Shear gate 8", with adjustable release handle U1@2.44 Ea 1,910.00 122.00 28.90 2,060.90
Adjustable length valve boxes, for up to 20" valves 5' depth U1@1.75 Ea 161.00 87.20 20.70 268.90
Concrete thrust blocks, minimum formwork
  1/4 CY thrust block C8@1.20 Ea 78.60 55.50 — 134.10
  1/2 CY thrust block C8@2.47 Ea 158.00 114.00 — 272.00
  3/4 CY thrust block C8@3.80 Ea 235.00 176.00 — 411.00
  1 CY thrust block C8@4.86 Ea 314.00 225.00 — 539.00
Tapping saddles, double strap, iron body, tap size to 2"
  Pipe to 4" U1@2.38 Ea 52.30 119.00 28.20 199.50
      8" pipe U1@2.89 Ea 68.60 144.00 34.30 246.90
  10" pipe U1@3.15 Ea 70.00 157.00 37.30 264.30
  12" pipe U1@3.52 Ea 92.40 175.00 41.70 309.10
  14" pipe, bronze body U1@3.78 Ea 92.60 188.00 44.80 325.40
Tapping valves, mechanical joint
      4" valve U1@6.93 Ea 851.00 345.00 82.10 1,278.10
      6" valve U1@8.66 Ea 1,150.00 432.00 103.00 1,685.00
      8" valve U1@9.32 Ea 1,690.00 465.00 110.00 2,265.00
  10" valve U1@10.4 Ea 2,580.00 518.00 123.00 3,221.00
  12" valve U1@11.5 Ea 3,900.00 573.00 136.00 4,609.00
Labor and equipment tapping pipe, by hole size. Add the cost of excavation and backfill.
      4" pipe U1@5.90 Ea — 294.00 69.90 363.90
      6" pipe U1@9.32 Ea — 465.00 110.00 575.00
      8" pipe U1@11.7 Ea — 583.00 139.00 722.00
  10" pipe U1@15.5 Ea — 773.00 184.00 957.00
  12" pipe U1@23.4 Ea — 1,170.00 277.00 1,447.00

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