Steel Detailing Abbreviations (Starting with “L”)

Here is the list of most common abbreviations Starting with Letter “L” used by a Steel Detailer in Structural Steel Detailing. The list of abbreviations used in a set of structural drawings varies from office to office. Be sure to check the front section of the drawing set for the abbreviations used within.

SI:NOABBREVIATIONDEFENITION
1LANGLE
2LAMLAMINATE
3LATLLATERAL
4LBFPOUND-FORCE
5LBRLUMBER
6LBSPOUND
7LD BRGLOAD BEARING
8LFLINEAR FEET (FOOT)
9LINLINEAR
10LLLIVE LOAD
11LLBBLONG LEG BACK TO BACK
12LLHLONG LEG HORIZONTAL
13LLVLONG LEG VERTICAL
14LONGLONGITUDINAL
15LT GALIGHT GAGE
16LT WTLIGHT WEIGHT
17LVRLOUVER
18LWCLIGHTWEIGHT CONCRETE

See Also Steel Detailing Abbreviations (Starting with “B”)

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