______ type of cofferdam is economical at places where rock is available in plenty.

Related MCQs

• in _____ type of cofferdam consists of a mixture of sand and clay which is filled in a bag and placed instead of earth or rock to form a cofferdam.
• the ______ is made of steel sheet piles and this type of cofferdam is proved successful in unwatering large areas.
• _______ is the simplest form of cofferdam.
• when the area to be enclosed is large, it becomes essential to provide the ______ construction so as to give stability to the cofferdam.
• ______ is to be incorporated as a part of a permanent structure which have been proved to be economical.
• ______ it suitable when available working space is limited and the area to be enclosed is small.
• which of the following piles is a cast in situ type of concrete pile?
• single acting hammers provide an advantage in _______ type of soil.
• the ______ is suitable for caissons of open well type.
• pyramid is a type of ______ structure.