This is the specification code that you should reference when contacting an IG Engineer.
L1 Lintel type 1
S Standard Loading
100 100mm Cavity Width
The lintels listed in this table are designed for cavities 95mm to 105mm wide.
Denotes the lintel lengths including end bearing. The 2100mm long lintel in Example 2 is listed in this column.
The UDL (Uniformly Distributed Load) is the total load in (kN) that is uniformly distributed along the span of the lintel relative to the load ratio.
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