KDOT: Superstructure Codes

Superstructure Codes

First Character		Second and Third Characters		Fourth Character
Material		Type		Feature
Character	Actual	Character	Actual	Character	Actual
A	ALUMINUM	AR	ARCH	0	NOT APPLICABLE
C	CORRUGATED METAL	BC	BOX GIRDER COMPOSITE DESIGN	C	CONTINUOUS
F	FIBER REINFORCED POLYMER
I	WROUGHT IRON	BG	BOX GIRDER	D	DROP-PANEL
L	LIGHTWEIGHT CONCRETE	BM	BEAM	F	FIXED
M	STONE MASONARY	CB	BOX CULVERT	H	CONTINUOUS & PARABOLIC HAUNCH
P	PRESTRESSED CONCRETE	CS	SLAB	L	LINEAR HAUNCH
R	REINFORCED CONCRETE	DG	DECK T-GIRDER OR ORTHOTROPIC	P	SPANS WITH STEEL BEAMS ENCASED IN CONCRETE
S	STEEL	DT	DECK TRUSS	R	CIRCULAR HAUNCH
T	TIMBER	FA	FILLED SPANDREL ARCH	S	SIMPLE UNRESTRAINING SUPPORT AT EACH SPAN END
W	WEATHERING STEEL	FB	RIGID FRAME BOX	T	TIED
X	POST-TENSIONED CONCRETE	FC	GIRDER FLOORBEAM COMPOSITE DESIGN
Y	PRECAST CONCRETE	FG	GIRDER FLOORBEAM SYSTEM
		GC	RIGID FRAME COMPOSITE DESIGN
		HT	HIGH TRUSS
		IS	ILLINOIS BULLETIN SLAB
		IT	INVERTED T-GIRDER
		LP	LONG SPAN PIPE
		LT	LOW TRUSS
		LW	LOW-WATER CROSSING
		MC	BEAM COMPOSITE DESIGN
		MP	PIPE
		OA	OPEN SPANDREL ARCH
		RC	RIVETED PLATE GIRDER COMPOSITE DESIGN
		RF	RIGID FRAME
		RG	RIVETED PLATE GIRDER

		SC	GIRDER STRINGER FLOORBEAM COMPOSITE
		SG	GIRDER STRINGER FLOORBEAM SYSTEM
		SP	STRUCTURAL PLATE PIPE
		SS	STRUCTURAL SLAB
		TA	THROUGH ARCH
		TG	THROUGH GIRDER
		TU	TUNNEL
		VS	VOIDED SLAB
		WC	WELDED PLATE GIRDER COMPOSITE DESIGN
		WG	WELDED PLATE GIRDER

Example: RCSH - Reinforced Concrete Haunched Slab
   R = Reinforced Concrete
   CS = Slab
   H = Haunched

Adobe PDF file for common Superstructure Codes.

Traveler information

doing business

inside kdot

projects/publications

public information

connect with kdot

To request an alternative accessible format of a KDOT publication, please contact Division of Communications :
Eisenhower Building - 700 SW Harrison, 2nd Floor West, Topeka, KS, 66603-3745, or (785) 296-3585 (Voice)/Hearing Impaired - 711.