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ARC8421 260 LMoran - Foundation

The document discusses requirements for foundations and concrete in construction including: 1. The minimum width for a perimeter strip footing for a 2 storey wood frame building is 350mm. 2. The minimum width for a perimeter strip footing for a 2 storey wood frame building with 1.5 storeys of brick veneer masonry is 480mm. 3. It provides steps for preparing both concrete foundation walls and concrete masonry unit walls before backfilling, including removal of topsoil and organic matter, excavation, protection from freezing, and preventing damage to adjacent structures.

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Leyla Moran
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73 views1 page

ARC8421 260 LMoran - Foundation

The document discusses requirements for foundations and concrete in construction including: 1. The minimum width for a perimeter strip footing for a 2 storey wood frame building is 350mm. 2. The minimum width for a perimeter strip footing for a 2 storey wood frame building with 1.5 storeys of brick veneer masonry is 480mm. 3. It provides steps for preparing both concrete foundation walls and concrete masonry unit walls before backfilling, including removal of topsoil and organic matter, excavation, protection from freezing, and preventing damage to adjacent structures.

Uploaded by

Leyla Moran
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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ARCHITECTURAL TECHNOLOGY CONSTRUCTION

METHODS & MATERIALS I ARC8421

FOUNDATIONS - EXCERCISE 3 - SUBMIT F18

1. 350 mm
MIN. WIDTH FOR A PERIMETER STRIP FOOTING / 2 STOREY, WOOD FRAME BUILDING __________

2. MIN. WIDTH FOR A PERIMETER STRIP FOOTING / 2 STOREY, WOOD FRAME & 1.5 STOREYS OF
BRICK VENEER MASONRY 9.15.3.5. 1.a. = 65mm+65mm+350 mm =
_______________________ 480mm

3. A FOOTING IS 645MM IN WIDTH SUPPORTING A 290MM THICK CMU FOUNDATION WALL. MIN
9.15.3.5. 1.c. = 150mm+150mm+645 mm =
FOOTING THICKNESS IS : _____________________ 945mm

4. A FOOTING IS 470MM IN WIDTH SUPPORTING A 290MM THICK CMU FOUNDATION WALL. MIN
FOOTING THICKNESS IS : 9.15.3.5. 1.c. = 150mm+150mm+470 mm =
_____________________ 770mm

5. MAX. BACKFILL HEIGHT FOR A 3.0M HIGH, 290 MM CMU FOUNDATION WALL - LATERALLY
3.0 m
UNSUPPORTED AT THE TOP : ___________________

150mm
6. MIN. HEIGHT OF FOUNDATION WALL ABOVE GRADE IS : ____________________

7. MIN. COLUMN FOOTING AREA WHERE THE COL. SUPPORTS 2 STOREYS : Table 9.15.3.4. =0.75 m²
_________________

8. MIN. COLUMN FOOTING AREA WHERE FOR A COL. IN A BUNGALOW : Table 9.15.3.4.= 0.40 m²
_________________

9. REFER TO # 7 ABOVE. MIN. THICKNESS FOR THIS COL. FOOTING SUPPORTING A 150 X 150 WOOD
POST IS : __________________ Table 9.15.3.8.(1)= 100mm

10. REFER TO #7 & #9 ABOVE. MIN. FOOTING DIMENSIONS WHERE THE WOOD POSTS ARE SPACED @
4.0M
Table 9.15.3.4. 1 storey = 200X200 (int. walls) depth 100 mm
250X250 (ext. walls) depth 100 mm
2 storeys= 350x350 (int. and ext. walls)
depth 100 mm

FOUNDATIONS / CONCRETE - EXCERCISE 4 - SUBMIT

Min. 32MPa
1. MIN. STRENGHT OF CONC. FOR GARAGE SLAB IS : ___________________

2. ADMIXTURE REQUIRED FOR CONC. GARAGE SLABS IS : air entrainment of 5 to 8%


___________________

3. MIN. THICKNESS FOR BASEMENT SLABS IS : Min. 3 " - 10mm


___________________
9.16.4.4.
4. CODE REFERENCE FOR 'BOND BREAK' FOR BASEMENT SLABS : __________________

5. MIN. STRENGHT OF CONC. FOR BASEMENT SLAB IS DEPENDANT ON ? Damproofing


___________________

6. MIN. STRENGHT OF CONC. FOR A FOOTING IS : 75 kPa


___________________

7. BEFORE BACKFILL, LIST : 6 STEPS TO PREPARE A CONC. FOUNDATION WALL & 5 STEPS TO PREPARE A
CMU WALL. 5 steps for a CMU wall:
6 steps for a conc. foundation wall:
5.1. Removal of Topsoil and Organic matter
6.1. Removal of Topsoil and Organic matter
5.2. Excavation
6.2. Excavation
5.3. Protection from freezing
6.3. Compact of soil
5.4. Prevent damaging of adjacent structures 25
6.4. Preparation of concrete
5.5. Insulate foundation
6.5. Introduction of concrete
6.6. Consolidation

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