There are three types of slump that may occur in slumps test, namely, true slump, shear slump and collapse slump. […]
What is the indication of shear slump and collapse slump in slump tests? Read Post »
In BS8110, it states that secondary reinforcement should be provided for beams exceeding 750mm deep at a distance measured 2/3
What is the purpose of skin reinforcement for deep beams? Read Post »
In determining the external stability of retaining walls, failure modes like bearing failure, sliding and overturning are normally considered in
What is the function of shear keys in the design of retaining walls? Read Post »
Construction joints are created on sites to facilitate the construction process. However, if improperly constructed, the completed construction joints will leave
What is the function of rebate in a typical construction joint? Read Post »
Open stirrups are provided principally to resist shear forces in concrete beams and they are applied in locations in which
Epoxy grout consists of epoxy resin, epoxy hardener and sand/aggregates. In fact, there are various types of resin used in
What is the difference between epoxy grout, cement grout and cement mortar? Read Post »
In roller bearing for a given movement the roller bearing exhibit a change in pressure centre from its original position
What is the advantage of sliding bearings over roller bearings? Read Post »
There are three common arrangements of wing walls in bridge abutments based on Dr. Edmund C Hambly (1979): (i) Wing
For a variable depth bridge deck, the depth of continuous multi-span bridge deck is increased in pier supports and this
What is sucker deck principle for variable depth bridge decks? Read Post »