Wall Footing Concrete Foundation Wall Design Example

Footings example 1 design of a continuous wall footing determine the size and reinforcement for the continuous footing under a 12 in.

Wall footing concrete foundation wall design example.

W 4 k ft axial load due to overturning under wind loading. The building has a 10 ft high basement. Using table 4 the wall can be adequately reinforced using no. The retaining wall is fixed to the reinforced concrete slab foundation with a shear key for sliding resistance.

This design example focuses on the analysis and design of a tapered cantilever retaining wall including a comparison with model results from the engineering software programs spwall and spmats. Reinforced concrete shear wall foundation strip footing analysis and design a 12 in. Week 08 rc wall footing design lecture duration. At the base of footing the allowable soil pressure is 5000psf and base of footing is 5 below the existing ground surface.

The shear wall carries service dead and live loads of 10 kips ft and 12 5 kips ft respectively. Now your task is to design the wall footing for. Although the top surface of poured concrete footings should be relatively level it should generally not be troweled smooth as a slightly roughened surface enhances the bond between the mortar and concrete. Equivalent fluid pressure is 45 psf ft 7 0 kn m m excluding soil load factors 10 ft 3 05 m backfill height.

A 10 thick wall carries a service dead load of 8k ft and service live load of 9k ft. Concrete compressive strength f c 3ksi. The allowable soil pressure is 5000 psf. The bottom of the footing is 13 ft below finished grade.

Footings example 1 design of a square spread footing of a seven story building design and detail a typical square spread footing of a six bay by five bay seven story building founded on stiff soil supporting a 24 in. νc 4 ksi y 60 ksi dead load d 25 k ft live load l 12 5 k ft wind o t. 305 mm thick concrete masonry foundation wall 12 ft 3 66 m high. Mike day everything about concrete 1 786 944 views.

Wall footing design example statement. Unless otherwise required footings should be carefully aligned so that the concrete masonry wall will be near the center line of the footing. Shallow foundation design example 4. 9 bars at 72 in.

Bearing wall of a 10 story building founded on soil. Thick structural reinforced concrete shear wall is to be supported by a strip footing.