Steel Detailing Abbreviations (Starting with "T")

Here is the list of most common abbreviations Starting with Letter “T” 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:NO	ABBREVIATION	DEFENITION
1	T	TREAD
2	T&B	TOP AND BOTTOM
3	T&G	TONGUE AND GROOVE
4	TAN	TANGENT
5	TB	THRU BOLT
6	TEMP	TEMPORARY
7	THD	THREAD
8	THK	THICKNESS
9	THRU	THROUGH
10	TJI	TRUSS JOIST INSTITUTE
11	TO	TOP OF
12	TOB	TOP OF BEAM
13	TOC	TOP OF CONCRETE
14	TOC FTG	TOP OF CONCRETE FOOTING
15	TOC WALL	TOP OF CONCRETE WALL
16	TOF	TOP OF FOOTING
17	TOG	TOP OF GRATE
18	TOJ	TOP OF JOIST
19	TOL	TOLERANCE
20	TOM	TOP OF MASONRY
21	TOP	TOP OF PARAPET
22	TOS	TOP OF SLAB
23	TOS	TOP OF STEEL
24	TOW	TOP OF WALL
25	TRANS	TRANSVERSE
26	TRNBKL	TURNBUCKLE
27	TYP	TYPICAL

Steel Detailing Abbreviations with T

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