Simple Basement Egress 8 Reinforced Retaining Concrete Wall Design Drawing

In seismic zones 2 3 and 4 ubc requires fully reinforced construction.

Simple basement egress 8 reinforced retaining concrete wall design drawing.

Two equations are developed. Earthquake seismic design 7. Building codes and retaining walls 5. Walls generally concrete block basement walls are built without reinforcing steel.

Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions. F c 3000 psi fy 60 ksi natural soil development of structural design equations. The walls are designed using parameters relevant to the london clay. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.

Apr 15 2019 explore karen foster s board basement egress on pinterest. Forces on retaining walls 6. O section 14 2 described the general requirements o section 14 3 provides minimum reinforcement requirements. 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.

Designing a wall to prevent failure in bending requires a proper analysis of the soil loads and an appropriate structural design of the wall. In this example the structural design of the three retaining wall components is performed by hand. See more ideas about egress basement basement windows. 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.

Even though no water table was found the walls will be designed for a water table 2 00m above. Soil bearing and stability 8. 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. 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.

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. Download free high quality cad drawings blocks and details of retaining walls organized by masterformat. Designing a basement egress window. Soil mechanics simplified 4.