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Construction Industry ATG Chapter 11 - Contractor Square Foot Costs - Division 2 Foundations

Publication Date - May 2009

NOTE: This guide is current through the publication date. Since changes may have occurred after the publication date that would affect the accuracy of this document, no guarantees are made concerning the technical accuracy after the publication date.

Footing:

Footing systems are constructed concrete. The thickness and widths can vary. These concrete systems include placing concrete via direct chute, forms, reinforcement bars, beveled keyway and dowel bars. The concrete commonly used is 3000 pounds per square inch or “p.s.i.”

Footing

System Description

Labor Hours

Cost Per Linear Foot Materials

Cost Per Linear Foot Installation

Total

8" x 18" Concrete (3000 psi via Direct Chute)

0.016 $4.56 $0.56 $5.12

Footing Forms (4 Uses)

0.103 $0.86 $3.87 $4.73

Reinforcing Bars 1/2" Diameter

0.011 $0.70 $0.52 $1.22

2" x 4" Beveled Keyway (4 Uses)

0.015 $0.22 $0.66 $0.88

2' Long 1/2" Diameter Dowel Bars (4 Uses) 6" OC

0.006 $0.12 $0.27 $0.39

TOTAL

0.151 $6.46 $5.88 $12.34

12" x 24" Concrete (3000 psi via Direct Chute)

0.028 $7.98 $0.98 $8.96

Footing Forms (4 Uses)

0.155 $1.30 $5.82 $7.12

Reinforcing Bars 1/2" Diameter

0.011 $0.70 $0.52 $1.22

2" x 4" Beveled Keyway (4 Uses)

0.015 $0.22 $0.66 $0.88

2' Long 1/2" Diameter Dowel Bars (4 Uses) 6" OC

0.006 $0.12 $0.27 $0.39

TOTAL

0.215 $10.32 $8.25 $18.57

12" x 36" Concrete (3000 psi via Direct Chute)

0.044 $12.54 $1.53 $14.07

Footing Forms (4 Uses)

0.155 $1.30 $5.82 $7.12

Reinforcing Bars 1/2" Diameter

0.011 $0.70 $0.52 $1.22

2" x 4" Beveled Keyway (4 Uses)

0.015 $0.22 $0.66 $0.88

2' Long 1/2" Diameter Dowel Bars (4 Uses) 6" OC

0.006 $0.12 $0.27 $0.39

TOTAL

0.231 $14.88 $8.80 $23.68

Block Wall:

Block wall systems are constructed using concrete blocks, masonry reinforcements, parging with Portland cement, damp proofing, insulation, grout, anchor bolts and sill plates. The costs in this system are based on square foot of the wall. Do not subtract for window or door openings.

Block Wall

System Description

Labor Hours

Cost Per Square Foot Materials

Cost Per Square Foot Installation

Total

8" Concrete Block (8" x 16" x 8")

0.094 $2.70 $3.76 $6.46

Masonry Reinforcing (Every Second Course)

0.002 $0.17 $0.09 $0.26

Parging (1 Coat Plastering with Portland Cement)

0.014 $0.25 $0.58 $0.83

Damp Proofing (1 Coat Bituminous Coating)

0.012 $0.14 $0.48 $0.62

Insulation ( 1" Rigid Polystyrene)

0.010 $0.52 $0.44 $0.96

Grout (Pumped Solid)

0.059 $1.20 $2.31 $3.51

Anchor Bolts ( 1/2" Diameter, 8" Long, 4' OC)

0.002 $0.05 $0.11 $0.16

Sill Plate (2" x 4" Treated)

0.007 $0.15 $0.32 $0.47

TOTAL

0.200 $5.18 $8.09 $13.27

12" Concrete Block (8" x 16" x 12")

0.160 $3.77 $6.20 $9.97

Masonry Reinforcing (Every Second Course)

0.003 $0.19 $0.14 $0.33

Parging (1 Coat Plastering with Portland Cement)

0.014 $0.25 $0.58 $0.83

Damp Proofing (1 Coat Bituminous Coating)

0.012 $0.14 $0.48 $0.62

Insulation ( 1" Rigid Polystyrene)

0.01 $0.52 $0.44 $0.96

Grout (Pumped Solid)

0.063 $1.96 $2.46 $4.42

Anchor Bolts ( 1/2" Diameter, 8" Long, 4' OC)

0.002 $0.05 $0.11 $0.16

Sill Plate (2" x 4" Treated)

0.007 $0.15 $0.32 $0.47

TOTAL

0.271 $7.03 $10.73 $17.76

Concrete Wall:

Concrete wall systems are constructed using concrete, reinforcement fabric, damp proofing, insulation, anchor bolts and sill plates. The costs in this system are based on square foot of the wall. Do not subtract for window or door openings. The costs assume a 4' high wall.

Concrete Wall

System Description

Labor Hours

Cost Per Square Foot Materials

Cost Per Square Foot Installation

Total

8" Concrete (3000 psi 8" Thick)

0.013 $2.85 $0.46 $3.31

Forms (Prefabricated Plywood 4 Uses per Month)

0.076 $1.46 $2.92 $4.38

Light Reinforcement (Rebar)

0.004 $0.34 $0.17 $0.51

Damp Proofing (2 Coats Brushed On)

0.016 $0.28 $0.64 $0.92

Rigid Insulation ( 1" Polystyrene)

0.010 $0.52 $0.44 $0.96

Anchor Bolts ( 1/2" Diameter, 12" Long, 4' OC)

0.003 $0.09 $0.11 $0.20

Sill Plate (2" x 4" Treated)

0.007 $0.15 $0.32 $0.47

TOTAL

0.129 $5.69 $5.06 $10.75

12" Concrete (3000 psi 12" Thick)

0.019 $4.56 $0.67 $5.23

Forms (Prefabricated Plywood 4 Uses per Month)

0.076 $1.46 $2.92 $4.38

Light Reinforcement (Rebar)

0.005 $0.51 $0.26 $0.77

Damp Proofing (2 Coats Brushed On)

0.016 $0.28 $0.64 $0.92

Rigid Insulation ( 1" Polystyrene)

0.01 $0.52 $0.44 $0.96

Anchor Bolts ( 1/2" Diameter, 12" Long, 4' OC)

0.003 $0.09 $0.11 $0.20

Sill Plate (2" x 4" Treated)

0.007 $0.15 $0.32 $0.47

TOTAL

0.136 $7.57 $5.36 $12.93

Wood Wall Foundation:

Reserved.

Floor Slab:

Floor slabs are constructed with concrete. These concrete slab systems include concrete, gravel, polyethylene vapor barrier, edge forms, welded wire fabric and a steel trowel finish. The concrete used is 3000 pounds per square inch or “p.s.i.” The slab costs are based on a cost per square foot of floor area.

Floor Slab

System Description

Labor Hours

Cost Per Square Foot Materials

Cost Per Square Foot Installation

Total

4" Concrete via Direct Chute (3000 psi 4" Thick)

0.005 $1.37 $0.19 $1.56

Bank Run Gravel ( 4" Deep)

0.001 $0.38 $0.04 $0.42

Polyethylene Vapor Barrier (.006" Thick)

0.002 $0.05 $0.09 $0.14

Edge Forms (Expansion Material)

0.005 $0.03 $0.20 $0.23

Welded Wire Fabric, 6 x 6, 10/10 (W1.4/W1.4)

0.005 $0.15 $0.25 $0.40

Steel Trowel Finish

0.015   $0.58 $0.58

TOTAL

0.033 $1.98 $1.35 $3.33

6" Concrete via Direct Chute (3000 psi 4" Thick)

0.008 $2.17 $0.29 $2.46

Bank Run Gravel ( 4" Deep)

0.001 $0.38 $0.04 $0.42

Polyethylene Vapor Barrier (.006" Thick)

0.002 $0.05 $0.09 $0.14

Edge Forms (Expansion Material)

0.005 $0.03 $0.20 $0.23

Welded Wire Fabric, 6 x 6, 10/10 (W1.4/W1.4)

0.005 $0.15 $0.25 $0.40

Steel Trowel Finish

0.015   $0.58 $0.58

TOTAL

0.036 $2.78 $1.45 $4.23

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Page Last Reviewed or Updated: 22-Aug-2016