Simple Basement Egress 8 Reinforced Retaining Concrete Wall Design Drawing

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.

Simple basement egress 8 reinforced retaining concrete wall design drawing.

Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance. Designing a wall to prevent failure in bending requires a proper analysis of the soil loads and an appropriate structural design of the wall. Two equations are developed. O section 14 2 described the general requirements o section 14 3 provides minimum reinforcement requirements.

In this example the structural design of the three retaining wall components is performed by hand. 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. Building codes and retaining walls 5. Apr 15 2019 explore karen foster s board basement egress on pinterest.

The walls are designed using parameters relevant to the london clay. Soil mechanics simplified 4. Designing a basement egress window. Download free high quality cad drawings blocks and details of retaining walls organized by masterformat.

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. 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. Soil bearing and stability 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.

A sideways force against a basement wall puts one face of the wall in tension see figure 1 next page and concrete s tensile strength is much lower than its compressive strength. In seismic zones 2 3 and 4 ubc requires fully reinforced construction. 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. Even though no water table was found the walls will be designed for a water table 2 00m above.

Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions. See more ideas about egress basement basement windows. Forces on retaining walls 6. Design procedure overview 3.