LEC-Custom Building

This blog site is for those who are thinking abould building a home or going to build or contract their own home. It will cover topics and issues of interest to the owner builder/general contractor. It is about managing the construction project for cost saving, value and quality

Thursday, May 18, 2006


Topics open for discussion are:




How to save money when building or contracting your own home?

A. COST MANAGEMENT

A good cost estimate for home building should be within 3 to 4% of the actual cost. However, with too many changes and no cost control in place the actual cost may creep to well above that.

B. MOST COMMON CAUSES OF CONSTRUCTION FAILURE

•Costs are underestimated
•Lack of budget control
•Project is not well organized
•Things go out of control
•Lack of understanding of contracting

•Vandalism, arson, natural disaster, theft

•Workers are paid before inspection
•Legal complications and family conflicts

You may save money when constructing your home if you:

  1. Perform some of the work yourself
  2. Build only what you can afford
  3. Shop at builder outlets and lumberyards that cater to builders
  4. Buy at discounted prices
  5. Look for sale
  6. Ask for builder discount
  7. Open an account with your material suppliers and ask for discount
  8. Plan and design the house to minimize waste of materials
  9. Cut corners, a square house is the cheapest to build. Too many corners are costly
  10. Get the extras later
  11. Downgrade on items such as windows, doors (metal windows are cheaper than vinyl)
  12. Design and build the house with expansion in mind
  13. Use quality materials but not the most expensive
  14. Avoid the temptation of trying to get everything
  15. Stay within budget and monitor the budget
  16. Ask 3 contractors to bid


C. General Construction Cost Breakdown

•Framing and roofing (19%)
•Plumbing (5%)
•Electrical (4-5%)
•Drywall (3-4%)
•Windows and exterior doors (4%)
•Foundation (6-7%)
•Masonry (6-7%)
•HVAC (3.5%)
•Cabinets and countertops (2.5%)
•Paintings and staining (3%)
•Flooring (4%)
•Interior trim (4%)
•Exterior trim and cornice (3.5%)


D. Your Job Duties and Responsibilities As Owner-Builder/General Contractor


•Make sure materials get to the site on time
•Work is done properly and timely
•Everyone knows about changes
•Good records are kept
•Questions are answered promptly
•Bills are paid on time
•Make sure every crew stays on schedule and knows of every change
•Serve as liaison and coordinator between crews
•Keep the job site neat and safe

Posted 5/21/06

E. The Residential House Construction Process:

Here is an outline of how a home is constructed. Having a good understanding of the process, will help the owner/builder a great deal. These steps are for a slab foundation.

  1. Surveying and staking the lot
  2. Clearing the lot and he home site preparation
  3. Application for water and sewer
  4. House site is located and clearly marked
  5. Excavation and foundation
  6. Temporary utilities hookup (electrical T pole, water line, portable toilet, dumpster)
  7. Foundation form
  8. Stub-up plumbing
  9. Excavation and foundation
  10. Framing and roofing
  11. Exterior work details : cornice, siding and masonry work (stone, brick, stucco)
  12. Rough Mechanical: plumbing, HVAC and electrical
  13. Insulation: walls, doors, windows, ceilings, attic
  14. Sheetrock: hang, tape, float and texture
  15. Interior trim: cabinets, baseboard, moulding, windows and doors trim work, kitchen, closet, utility rooms
  16. Painting: priming, caulking, painiting, staining exterior and interior
  17. Finish mechanical and trim out: HVAC, plumbing, electrical (fixtures and glazing are installed)
  18. Flooring: carpeting, tiles
  19. Attic insulation installed
  20. Appliances
  21. Driveways, walks, patios
  22. Cleaning
  23. Grading and landscaping
  24. Walk thru and inspection
  25. Punch list items are resolved
  26. Final inspections and surveys
  27. Closing and move-in

*********************************************************************************************

To following topics will be discussed at a later date:

  1. How to design your home for maximum efficiency
  2. Residential Construction standard specifications
  3. Building codes
  4. Home inspection
  5. Tips on contracting your own home
  6. Using a construction consultant
  7. The design build concept
  8. Stock house plans
  9. Working with a plan designer (an architectural draftsperson)
  10. Engineered foundation
  11. How to select your lot
  12. Blueprint and construction specifications
  13. The construction requirements
  14. The construction schedule
  15. House construction phases
  16. Lot clearing and preparation
  17. Site plan
  18. Survey, setbacks and easements
  19. Construction materials estimating
  20. Listing of suppliers and subcontractors for Houston area
  21. Math for construction estimating
  22. The house mechanical (plumbing, HVAC, electrical)
  23. Framing and cornice
  24. Excavation and foundation
  25. Rough mechanical
  26. Insulation
  27. Masonry
  28. Stucco
  29. Doors and windows
  30. Sheetrock/drywall and texturing
  31. Appliances
  32. Finish carpentry
  33. Flooring and moulding
  34. Painting and staining
  35. Siding
  36. Plywood and OSB
  37. Roofing
  38. Ceilings
  39. Material take-off
  40. Glossary of construction terms
  41. Architectural symbols
  42. Lumber dimensions and grade

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