Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions.
Simple basement egress 8 reinforced retaining concrete wall design drawing.
Designing a basement egress window.
In this example the structural design of the three retaining wall components is performed by hand.
Apr 15 2019 explore karen foster s board basement egress on pinterest.
Walls generally concrete block basement walls are built without reinforcing steel.
The walls are designed using parameters relevant to the london clay.
Structural design principles basement walls basement walls are designed as propped cantilevers in reinforced concrete the basement slab acting as the prop at base level.
Steel is required only if the soil exerts extreme lateral pressures loads are unusually heavy the basement is built more than 8 feet below grade or there s seismic risk.
Design procedure overview 3.
Download free high quality cad drawings blocks and details of retaining walls organized by masterformat.
Even though no water table was found the walls will be designed for a water table 2 00m above.
See more ideas about egress basement basement windows.
F c 3000 psi fy 60 ksi natural soil development of structural design equations.
Two equations are developed.
Designing a wall to prevent failure in bending requires a proper analysis of the soil loads and an appropriate structural design of the wall.
Soil bearing and stability 8.
Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
The addition of the egress well complicates the design because obstacles outside of the foundation such as a walkway might inhibit a well s placement.
Aci e702 example problems buried concrete basement wall page 3 of 9 calculations references overview of aci 318 chapter 14 walls requirements design shall satisfy sections 14 2 and 14 3 plus 14 4 14 5 or 14 8.
If such obstacles are present in your home plan a new route for any pathway that would have to be disturbed by the construction.
Earthquake seismic design 7.
Soil mechanics simplified 4.
Building codes and retaining walls 5.
Forces on retaining walls 6.
Concrete strength al ൯ne for an 10 thick wall with 5 10 and 2 5 clear to strength steel will only reduce the nominal moment capacity of the secti對on from 136 68 to 135 66 inch kips 尩 if the concrete strength decreased from 3 5 to 3 0 ksi.