11. Site Preparation: Pads will be constructed from offsite clay gravel. On site material may be used if approved by the HACN inspector. This will be a site-by-site decision. We would prefer that you haul it in. Pads must be constructed to 50’ x 70’deminsions, pads must be inspected and approved by the HACN Inspector before footings are dug. No exceptions. All trees and construction debris must be removed from the HACN acreage prior to construction of the home. This includes any debris, material structures disturbed during clearing and building of the pad and for septic drain field. THE CONTRACTOR WILL BE RESPONSIBLE FOR ALL CLEARING. NO CHANGE ORDER WILL BE ACCEPTED FOR THE CLEARING OF TREES AND CONSTRUCTION OF HOUSE PAD. Any tin horns needed for the construction of the driveway shall be at a minimum 20’ in length. If the driveway is from a main (state) highway contact inspector for requirements. Driveways shall have a 6” to 8” cut to remove topsoil. Driveway shall have 6” to 8” clay gravel base with 4” of gray crusher run limestone gravel topping. Driveways will be built from the site to the county road/city street. If located in the city should verify city requirements and bid accordingly. 12. The Contractor will be responsible for the driveway from the parking pad to the accessible public road and will be required to build a gravel backup area off the parking pad. 13. Final grade material to be topsoil free of large rocks, trash and tree roots and any debris. Topsoil material must be approved by HACN. 14. The Contractor responsible for installing Bermuda mix sod in the 30’ perimeter around the home. 15. Utilities: Contractor will be responsible for getting utilities to the site electric, water and sewer. The contractor will be responsible for getting the perc test done. Underground Electric service must be in conduit. 16. Pad: Pre-Treat slab, footing for wood infestation insects. (see spec book for requirements SECTION 2D) Proof of application must be posted at the site. ORIGINAL termite certificate required from applicator AND SUBMITTED WITH 1ST DRAW REQUEST. An amended Termite Certificate will be required to be submitted with the FINAL draw request. 17. Footing: Shall be 18”x24” with 5/8” rebar using four bars. Footings will be installed under the perimeter walls and shall include under porches with 1” R-Board (foam beaded will not be accepted). Must conform to the requirements of the local building code as adopted by the city in which the work takes place (IF APPLICABLE) and city/state building codes. Porch footing shall be a minimum of 12” X 12” with 4 5/8 rebar. The Contractor shall install corner bars and dal bars are to be wet set. 18. All concrete will have design mix for 3500 psi compressive strength and shall have an air-entraining admixture to give air content between 5 to 7% volume concrete. A 6-mil polyethylene plastic shall be installed as a waterproof membrane on all units, and all cuts and penetrations shall be sealed with tape. 19. Approach: for each unit containing a garage door (3 with attached garage), a 15’ x 25’ concrete approach shall be constructed. A drop down will be required for the 3 with attached garage units to prevent water from entering the garage. The approach must comply with local/state code. Homes without garages (2- & 4-Bedroom plans) will have a 14’x25’ concrete parking pad at the end of the driveway, include 4’x20’ sidewalk to be installed from the parking pad to the front porch. Porch: a 6’x6’ concrete slab at the back door. Before concrete is poured, a slab inspection must be requested from the local building official and pass inspection. All work must meet the requirements of city/state codes (if applicable). Porches must be poured at the same time as the floor to create monolithic pour. 20. Post-tension cables will be required with approved concrete blueprints, unless the contractor supplies a soil sample test. APPROVED CONCRETE BLUEPRINTS MUST BE SIGNED OFF BY HACN CONSTRUCTION MANAGER PRIOR TO BEGINNING PROJECT. 21. Concrete Cylinder: Contractor will take (3) test cylinder per truck: (1) for a 7-day break and (2) for a 28-day break. All test results shall be sent to the office. Attn: Inspector Supervisor and/or Construction Manager. 1 per truck, each footing requires a 28-day break, and each slab requires both a 7 and a 28- day break. 22. Contact HACN Inspector regarding concrete: Footing, when dug and before poured and Slab (before poured). HACN STAFF SHOULD BE PRESENT. 23. Overhead Garage Door (3 and 4 Bedroom Only) 10’x7’ overhead non-insulated garage door with weather seal and lock. Must be wired for an electric garage door opener and secured in the attic. A garage door opener IS Not required. Garage door opener will be optional at homeowners’ expense.
