Tuesday, June 2, 2020

bridge railing設計考慮




When only one side of railing is allowed in rural bridge construction,  which is preferred?

It should be with the same direction when it is under 退潮. When it durects to right,  build upon right. 

When you know this question before seeing the answer,  you got one of the potential as a Senior Inspector. 
at June 02, 2020
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waffle slab RC wall

原創 膠樽是很好的惰性物料，在無日曬下會十分耐用。 只要有工廠或機械自動裝沙機入膠樽， 那它可以當作為一定高度的檔土牆物料， 以減小石矢物料， 或，由於應該較少泥的特質， 所以作為擋土牆回填時的物料會減輕擋土牆的設計loading. 又或者室內批盪做間牆的...