Control joint depth is critical. The minimum depth is one-quarter the thickness of the slab. Most tools used to create joints will not cut that deep. It’s best to cut control joints in concrete. Skip Ad If you want to ensure the cracks in concrete stay small, be sure to install rein...
This study aims to develop a cost-effective magnesium oxychloride cement-based micro concrete for a faster repair of wide cracks; 25mm or more. To simulate the conditions in the laboratory beam specimens cast and tested for flexure strength failure were used. Then broken beams were repaired by ...
PROBLEM TO BE SOLVED: To provide a repairing work method for an undersurface of an end of a concrete floor slab, which ensures a repairing effect by chipping the undersurface of the end of the concrete floor slab up to required depth and width, and properly securing a space for infilling...
Why did this stamped overlay crack, and what is the sticky gray material oozing from the crack? An "off-ratio" epoxy emerges up through a crack in a stamped overlay. Answer: The crack in this stamped overlay is caused by a crack in the underlying concrete that reflected through to the ...
Influence on Track Slab Caused by Crack and Repairing Material at Wide Juncture of CRTS-Ⅱ Slab-type Track Because there is a connection problem between old and new concrete at the wide juncture of CRTS-Ⅱ slab ballastless track structure,the crack tends to aris... XU Hao,KZ Xie,R Chen,...
1.The tensile and flexural bond strength ofrepairing mortarand split binding strength betweenrepairing mortarand repaired concrete were studied with acrylic acid latex mortar,silica mortar,high strength mortar,polypropylene fiber high strength mortar and basalt fiber high strength mortar asrepairing mortaran...
15.On application research of bored pile embedded rock in intensifying and maintenance project in wharf嵌岩灌注桩在码头加固修复工程中的应用研究 16.Reason of Crack Analysis in A High Rise Building and Its Strengthening and Rehabilitate Technology某高层建筑裂缝原因分析与加固修复技术 17.Slope roof reinfo...
Construction method for preventing airport surface from forming crack and crushed stone and mixes them into asphalt concrete and makes it into precast strip; and its construction method includes the following steps: repairing crack, melting and... 陆家龙 被引量: 4发表: 2000年 ...
Furthermore, a field practice was conducted in Taishan section of national highway no. 1 to proof the feasibility of the reinforced repairing method. The results indicate that the cement based materials offered better compatibility with original concrete than the resin based materials, and the ...
PROBLEM TO BE SOLVED: To provide a repairing method, capable of confirming whether a peeled part or a crack existing in a road is cleaned, allowing a resin adhesive to flow in the peeled part or the narrow crack so as to achieve a reliable and robust repair.UEHIGASHI YASUSHI...