House Building Checklist

March 19, 2022

House Building Checklist

1. Foundations

House built on: Sand □ Rock □ Clay □
Depth of foundations: Insufficient □ Sufficient □
Shape of stones: Round □ Broken □
Material: River stone □ Sea rock □ Limestone □

2. Walls

Columns were made before walls: Yes □ No □
Column steel was covered with a minimum of 2cm of concrete all around:                Yes □ No □
Wall ties to the columns at 40cm interval: Yes □ No □
Minimum size of column reinforcement steel 12mm:
                                                                               Yes □ No □
Interval between reinforcement rod ± 12cm: Yes □ No □
Minimum size of stirrup steel 8mm: Yes □ No □
Interval between column stirrups 10-15cm: Yes □ No □
Reinforcement rods sufficiently protruded out from the top of the column:                Yes □ No □
Mortar thickness between bricks / blocks 1cm: Yes □ No □
Bricks were layered neatly: Yes □ No □
Beam on top of door and window frames: Yes □ No □
Minimum size of ring beams reinforcement steel size 12mm:
                                                                               Yes □ No □
Minimum size of ring beams’ hoops 8mm: Yes □ No □
The interval between ring beams’ hoops 10-15cm: Yes □ No □
Triangular end walls were supported: Yes □ No □

3. Roofing

Triangular roof trusses:                Yes □ No □
Roof trusses joints were strapped and bolted:       Yes □ No □
Roof trusses were placed on the columns:        Yes □ No □
Roof trusses were tied to the columns:        Yes □ No □
Woodblocks were used for fixing purlins to the trusses:
                                                                               Yes □ No □
Cross bracing in between trusses:        Yes □ No □
Cross bracing on the roof frame:        Yes □ No □
Roof cover: Zinc □ Asbestos □ Roof tile □

4. Door and Window Frames

Wood frames were of dry condition: Yes □ No □ Frames tied to the walls and columns: Yes □ No □

5. Building Materials

Sand from the sea: Yes □ No □
Sand was coarse, no gravel or stone: Yes □ No □
Minimum size of gravel 2cm: Yes □ No □
Concrete mix: Watery □ Quite stiff □
Water quality: Clean □ Dirty/salty □

6. Other Aspects

Site drainage plan: Available □ Unavailable □
Adequate elevation: Yes □ No □
Located close to a floodable waterway, swampy area, or in a tsunami or wave prone area near the sea: Yes □ No □
Located clear of landslides, debris flows, and flash floods:
Yes □ No □
Well situated more than 30m from the nearest septic tank: