2017年10月30日 · Timbering is a method of providing temporary support to the side of the trench and is sometimes called planking and strutting. It is a method to prevent trench side soil against the collapse. If the soil is not hard then during deep excavation the sides of the trench collapse. The sides of the trench are timbering to prevent collapse.

Timber is a naturally occurring material and is used for several engineering purposes. From tall tower blocks and bridges to doors and windows and interior decoration- timber structures find their application everywhere.

3. Timbering. Though there is generally no horizontal pressure exerted, timbering is necessary to carry guides for the cages and support lagging in rock shafts. Lagging is used to avoid small pieces of rock from breaking loose and falling on and injuring workers. Timber 'sets' are frames of two side plates and a pair of endplates.

🕑 Reading time: 1 minute Timber is a favorite construction material from the historic time and now, one of the favorite construction material of the future.

Seasoning of timber is the process by which moisture content in the timber is reduced to required level. By reducing moisture content, the strength, elasticity and durability properties are developed.

Excavation procedure for foundation construction requires site clearance, setting out, excavation and safety measures based on depth of excavation.

🕑 Reading time: 1 minuteSeasoning of timber is the process by which moisture content in the timber is reduced to required level. By reducing moisture content, the strength, elasticity and durability properties are developed. A well-seasoned timber has 15% moisture content in it. Contents:Methods of Seasoning of TimberNatural Seasoning of TimberWater SeasoningAir …

🕑 Reading time: 1 minute The process of excavation at a construction site involves a comprehensive understanding of various aspects including centerline and excavation drawings, setting out plans on the ground, soil excavation, and removal procedures.

3. Other Surcharges. The proximity of buildings, crushed rocks, piles of lumber, large trees, sand, and other construction materials may impose additional load on the side of the trench to cause sliding, etc.

The timber obtained from trees is cut into suitable commercial sizes and shapes for various engineering purposes. Some of the common market forms of timber are listed below. Market Forms of Timber …