On casting technology of large inclination oblique beam concrete;

Key technologies of large equipment foundation are discussed,such as opening and blocking construction,whole and partition casting,and large area deep precipitation as well as fast construction.

The foundation quality control of Haihe Bridge before concrete pouring;

Elementary probing into the application of underwater pouring concrete;

Regarding the pouring of big volume concrete;

Simple Talking about Control of Technological Quality Casting C50 Concrete Box Beam with P.042.5R Cement;

The construction technology of polystyrene boards cast at a time in construction on exterior concrete walls;

26m in total length) is an 18－ span rigid－ framed arch structure of 45m long and adopted in－ situ casting construction.

Selection of concrete conveying & placing devices for RCC construciton;

Aim at the problems of apparent quality, this paper elaborated the methods of concrete placing control as well as the finishing technique of concrete to imorive the concrete apparent quality through the practical experience of construction and supervision of highways and city bridges.

Before placing the temperature of the mass concrete is calculated and concrete mix proportion is optimized.

About the hydraulic concrete building pouring quality control;

Application on Changing Fireproof Concrety Pour Slag Wall for Slag Iron;

Combined with project survey,it analyzes some problems should be solved in the post-poured strip construction process from the aspects of data acquisition,dry shrinkage of concrete,pouring temperature of in order to meet the purpose of reducing building adopting post-poured strip dehiscence.