Al Manaratain Pre-stressed Floor Beams are designed in accordance with BS 8110: Part 1: 1997 and Part 2: 1985. The infill blocks used in flooring system are manufactured to BS 6073, Part 1, 1981 and have a compressive strength of 7.0 N/mm².
150mm and 200mm for Deep Floors
Assessed in accordance with BS 8110, the unprotected joists have a nominal fire rating of approximately one hour, additional fire resistance will be obtained by underlining the floor with plasterboard.
The thermal transmission (U-Value) of Al Manaratain floor construction depends upon the type of floor finish, floor size and insulation employed. Al Manaratain technical department would be pleased to furnish you with calculations and results on your proposed floor constructions. U-Value: 2.90 W/m² C of our system without any floor finishes.
Pre-stressed T-Beams are cast in special moulds. The concrete used for precast production is a specially designed mix with a 28-day compressive strength of 75 N/mm², with a strict control on the quality of aggregates, sand, and water used for the concrete production.