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Beam and block is a construction method to support flooring, especially for ground floors as well as multi story buildings. [1] It is made of cast concrete , one piece of which is a prestressed concrete beam , which can be an inverted T-shaped beam, or lintel, the other piece being a simple rectangular block. [ 1 ]
Large Xblocs (8.0 m 3 or 280 cu ft) on a trial placement area. An Xbloc is a wave-dissipating concrete block (or "armour unit") designed to protect shores, harbour walls, seawalls, breakwaters and other coastal structures from the direct impact of incoming waves.
A pallet of "8-inch" concrete blocks An interior wall of painted concrete blocks Concrete masonry blocks A building constructed with concrete masonry blocks. A concrete block, also known as a cinder block in North American English, breeze block in British English, concrete masonry unit (CMU), or by various other terms, is a standard-size rectangular block used in building construction.
The main entrance is on the north facade of the house, accessed by two tiers of recent concrete stairs. A large entrance door with side lights and a transom, is emphasised by a gable featuring a decorative timber fretwork panel. The doorway is flanked by two full length bay windows, of concrete construction, with full length sash walk through ...
Quarry-finished dimension stone blocks with precisely shaped ends for assembly into post-and-lintel frameworks. The first implementation of this method was in the 15 Clerkenwell Close building, completed 2017. Massive-precut cyclopean concrete blocks. Developed by IBAVI in Mallorca, rough stones are placed in a mold and saturated with concrete. [9]
Stepped mounting block in Nantwich, Cheshire. Mounting blocks were usually made from stone or wood and prior to the era of the motor car they were very common. Some have three or more steps leading up to a platform which gave extra height and therefore easier access to the saddle and less chance of falling when dismounting. [6]
The concrete step barrier in the under construction M8 motorway in Ireland (August 2008) With effect from January 2005 and based primarily on safety grounds, the UK National Highways policy is that all new motorway schemes are to use high-containment concrete barriers in the central reserve. All existing motorways will introduce concrete ...
The breech block screw incorporates multiple threaded "steppings" of progressively larger radius and a gap step occupying each circular section.A three step breech block screw's circular area would nominally be divided into quarters, with each quarter containing three threaded sections of progressively increasing height and a gap step for insertion.