General purpose light duty trench cover. Size 900mm long x 600mm wide x 70mm thick
It may be used either along or across the trench with overall trench widths of 600mm or 900mm respectively.
Concrete: 30MPa, reinforcing single layer of mesh ref. 156.
Structural design: To SANS 0100 The structural use of concrete
Loading:
Permissible:
SANS 10160-2 Basis of structural design and actions for buildings and industrial structures
qk = 1.5 kN/m2, Qk = 1.5 kN
Table 1 category A1: Rooms in ordinary dwelling houses including corridors and lobbies.
Table 2 category E4: Access ladders and walkways in industrial buildings.
Not permissible:
Areas subject to crowding, storage areas, workshops, shops, public buildings. Definitely no vehicles.
