CONCRETE SLABS Job Ready Checklist

Transcription

1 CONCRETE SLABS Job Ready Checklist This list is to be reviewed by the Builder/Superintendent to verify that the job site is ready for the Trade Contractor to arrive and begin work. Check box when complete Permit card clearly posted. Notice of commencement/ lien waiver is posted. Full accessibility to house is established, including gravel pad. In order to minimize pump requirements, the builder must assume responsibility for obtaining lot access for heavy equipment. Silt fence is in place. Readable sign identifying the lot number is posted. Termite treatment has been completed and card is posted at the site, alongside the permit. Proper compaction has been achieved. Grade is within +/- 4 level from the bottom of the slab. At least two (2) corners are clearly staked. Builder has provided the Trade Contractor with a complete set of lot-specific plans and specs, including any homeowner changes. Finished elevation is clearly marked. Mechanical roughs are completed. Tail-outs are clearly identified and marked. Water meter location is marked and visible. Builder has designated a washout area for the cement trucks. Builder-provided materials are on site. Builder has conducted an on-site preview of the job specific items with the Trade Contractor or the Trade Contractor s representative. Trade Contractor has received a site specific set of plans. Builder/Superintendent Signature: Date: Builder Company name: Site Address: 2002 Greater Atlanta Home Builders Association, Inc. Page 1 of 1

2 ADDENDUM TO THE TRADE CONTRACTOR AGREEMENT Scopes of Work Concrete Slabs Slab Preparation: Builder has verified the completion of the Job Ready Checklist for Concrete Slabs. Perform all work within the guidelines specified in the contract, applicable building codes, and the Homeowner Handbook (or applicable warranty program of the builder). All work to be completed in a manner that respects the efforts and materials of other Trades. Builder to provide a complete set of lot-specific plans and specs to the Trade Contractor, including the following: Correct staking and setbacks Finished slab elevation Correctly placed mechanicals Rebar specifications Grade beam locations and dimensions Brick ledge locations and dimensions Fireplace pads and structural supporting pads for piers and porches Correct compaction Install and brace forms to maintain a straight edge (tolerance of ½ in 40 ), level (tolerance of ½ in 20 ), and diagonally square (tolerance of ½ ). Brace forms to prevent blowouts and maintain tolerances listed above. Top of slab should be a minimum of 8 above finished grade. Trade Contractor to maintain level brick ledge. All excavated trenches (footings, turn downs, grade beams, pier pads) shall be of uniform depth, straight alignment, clean, and cut to size, shape and dimension as shown on plans. Cave-ins and washouts shall be corrected prior to pouring. Form garage to ensure appropriate slope to garage door opening for drainage. Level subgrade as needed to insure a finished slab thickness tolerance between 3 ½ 4 ¼. Spread gravel to an even thickness. Allow termite pretreat access to all soils. Install vapor barrier with 6 overlapping of seams, and thickness of barrier (mil) according to local code. Install rebar on chairs spaced at a maximum of 6 and overlap rebar a minimum of 15. Confirm that local authority inspection has been passed Greater Atlanta Home Builders Association, Inc. Page 1 of 3

3 Scopes of Work Continued Concrete Slabs Concrete Placement: Trade Contractor is responsible for the concrete once the truck arrives on the site. Builder must approve conveying or pumping equipment as specified in the Job Ready Checklist. Check subgrade before pouring concrete. Remove all standing water. Do not pour concrete on frozen ground. Avoid pouring when the temperature is dropping to below freezing within 24 hours. The use of calcium admixture requires Builder approval. Do not add more water to the concrete than is absolutely necessary to achieve the desired strength and results. Install bolts or straps as concrete is poured. Space per code. Do not place bolts or straps at doorways. Contractor is responsible for ensuring that mechanical grounds are not damaged or relocated during concrete placement and finishing. Notify the Builder immediately if any changes occur to the mechanical grounds. Slope the garage slab to the garage door opening for proper drainage. Concrete finish is smooth-troweled. Pits and depressions may not exceed 1/8 in 32. Finished product is square, level, and meets specified PSI. Verify reinforcement is elevated into the concrete and not on the ground. Protect all adjacent work from concrete splatter. Contractor is responsible for the quality and completion of the job regardless of the weather or time of day. Contractor is responsible for protecting the concrete from anticipated rain or sub-freezing temperatures. Trade Contractor to insure that form-boards remain free of all concrete overpours. Any overpour must be moved away from the slab and footing. Strip all forms, rub and smooth all vertical surfaces within 24 hours. Turn in all delivery tickets to the builder. Washout of all concrete trucks should occur at the Builder-designated washout area. It is the responsibility of the Trade Contractor to insure that the streets are clean and clear of mud and dirt from the trucks Greater Atlanta Home Builders Association, Inc. Page 2 of 3

4 Scopes of Work Continued Concrete Slabs Trade Contractor to provide a finished product within the tolerances and specifications listed above and on the contract. Clean up all materials, litter, and construction debris and deposit in the designated area Greater Atlanta Home Builders Association, Inc. Page 3 of 3

5 CONCRETE SLABS Job Complete Checklist This checklist is to be reviewed by both the Trade Contractor and the Builder/Superintendent to verify that the work has been completed according to the Scopes of Work. Check box when complete TRADE BUILDER All forms have been removed and materials stacked. Finished work meets tolerances for square, level, plumb and specified PSI. Vertical surfaces have been rubbed smooth. Materials, construction debris, and litter have been cleaned up and deposited in the designated area. Builder/Superintendent Signature: Date: Builder Company Name: Trade Contractor Signature: Date: Trade Contractor Company Name: Site Address: 2002 Greater Atlanta Home Builders Association, Inc. Page 1 of 1