Large public buildings

Posted by liuyi on March 17th, 2017

The roof is larger due to the large span and the influence of external force. Large public buildings: large span, large space, structural and complex forces, deformation, such as railway stations, memorials and so on.cheapest way to make a composite or vynil railing

Building roof, especially for the vast areas of northern China, mainly to solve the problem of insulation and waterproof, so the roof of the typical structural level is: A.new substitute products for wooden products

Structure of grass-roots: mostly prefabricated orifice or cast-in-place reinforced concrete roof.steam layer: to prevent moisture into the insulation layer and set up, mostly a layer of cold base oil or a layer of linoleum. Insulation: There are two kinds of cast-in-place and prefabricated materials.wood decking suppliers nottingham

Commonly used insulation materials are cement perlite, coke residue, aerated coagulation block, polystyrene foam board and so on. D. Cement mortar leveling layer E. waterproof layer: can be a coil, coating and other flexible waterproof layer, can also be fine stone concrete flexible caulking composition of the rigid waterproof layer. F. protective layer: for flexible roof, in order to prevent premature aging of the waterproof layer, usually in the waterproof layer to add a layer of protective layer, the use of green bean sand, cement brick, brick, light-colored coating or cast-in-place fine stone Wait.which is cheaper composite fence or pvc fence