St. Martin County, LA
116 public highway bridges
St. Martin County Bridge Snapshot
St. Martin County, Louisiana contains 116 public highway bridges in the FHWA National Bridge Inventory. Roughly 32.8% are rated “Good,” 50.9% “Fair,” 8.6% “Poor,” and 8.6% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.
Inspections in LA are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (116)
Melvin Dupris Rd
UnknownOver: I-10
0.28 Mi W OF LA 347, St. Martin, LA
I0010-E
UnknownOver: LA 328
6.6 MI E OF US 167, St. Martin, LA
I0010-W
UnknownOver: LA 328
5.3 MI W OF LA 347, St. Martin, LA
LA0031
UnknownOver: LA 31 OVER I-10
1.17 MI N OF LA 94, St. Martin, LA
SAWMILL RD
UnknownOver: I-10
2.2 MI WEST OF LA 347, St. Martin, LA
Bordelon Rd
UnknownOver: I-10
1.5 MI WEST OF LA 347, St. Martin, LA
I0010
UnknownOver: LA 347
5.2 MI E of LA 328, St. Martin, LA
I0010
UnknownOver: LA 347
6.8 MI W OF LA 3177, St. Martin, LA
I0010
UnknownOver: ATCHAFALAYA RIVER
6.98 MI EAST OF LA 347, St. Martin, LA
Bayou Mercier Rd.
FairOver: BERARD CANAL BAYOU
0.2 Mi. W of LA 96, St. Martin, LA
LA3361
FairOver: TECHE BAYOU
0.1 Mi. E of LA 31, St. Martin, LA
Zin Zin Rd
FairOver: COULEE
0.7 Mi. S of LA 349, St. Martin, LA
Adam Guidry Rd
FairOver: COULEE
0.2 Mi. SW of LA 686, St. Martin, LA
LA0321
FairOver: CREEK
0.71 MI S OF LA 347, St. Martin, LA
Grand Bois Rd
FairOver: COULEE
1.8 Mi. E. of La 3039, St. Martin, LA
Hughes Rd
FairOver: LASALLE COULEE
0.4 Mi.E of US 90, St. Martin, LA
Huval St
FairOver: TRUE CANAL
0.4 Mi N of LA 352, St. Martin, LA
Duchamp Rd
FairOver: LASALLE COULEE
1.1 Mi. NE of La 182, St. Martin, LA
Patin St.
FairOver: TRUE CANAL
0.4 Mi. N of LA 352, St. Martin, LA
Orphe Guidry Rd.
FairOver: GRAND CANAL
1.4 Mi NE of LA 686, St. Martin, LA
Lee Gordon Rd.
FairOver: GRAND CANAL
1.5 Mi. NE of LA 686, St. Martin, LA
LA0345
FairOver: Coulee DU Portage
2.7 MI SOUTH OF LA 96, St. Martin, LA
LA0345
FairOver: Point Claire Coulee
2.4 MI SOUTH OF LA 96, St. Martin, LA
CYPRESS ISLAND RD
FairOver: CREEK
1.3 MI SW of LA 31, St. Martin, LA
McVeigh Rd
FairOver: Pont Brule Bayou
3.1 Mi. W of LA 31, St. Martin, LA
Roman Robin Rd
FairOver: NICOLE COULEE
0.7 Mi. S of LA 352, St. Martin, LA
Johnson Rd
FairOver: DUMOLIN CANAL
0.8 Mi. N. of LA 678, St. Martin, LA
Johnson Rd
FairOver: DUMOLIN CANAL
1.2 Mi. N. of LA 678, St. Martin, LA
LA3039
FairOver: BAYOU PORTAGE
5.7 MI NORTH OF LA 347, St. Martin, LA
Division Rd
FairOver: COULEE
1.0 Mi SW of LA 345, St. Martin, LA
LA0341
FairOver: COULEE DATIDER
0.93 MI NORTH OF LA 31, St. Martin, LA
Poche Bridge Rd
FairOver: TECHE BAYOU
0.08 Mi S of LA 31, St. Martin, LA
LA0096
FairOver: BAYOU TECHE ST M.
0.13 MI EAST OF LA 31, St. Martin, LA
LA3083
FairOver: C COTEAU HOLMES
1.07 MI WEST OF LA 679, St. Martin, LA
LA3083
FairOver: C COTEAU HOLMES
1.80 MI East OF LA 679, St. Martin, LA
LA0031
FairOver: DAIGRE CANAL
1.5 MI N of LA 86, St. Martin, LA
LA0031
FairOver: DRAINAGE CANAL
1.79 MI N OF LA 1.79, St. Martin, LA
LA0737
FairOver: GRAND CANAL 02
0.16 MI EAST OF LA 686, St. Martin, LA
Section 28 Rd
FairOver: MARTIN BAYOU
1.6 MI E of LA 3039, St. Martin, LA
E Stephenville Rd
FairOver: MILHOMME BAYOU
1.4 Mi NE of La 70, St. Martin, LA
LA0093
FairOver: BAYOU FUSELIER
3.1 MI W OF LA 31, St. Martin, LA
Jeff Deblanc Pkwy
FairOver: TECHE BAYOU
0.4 MI E of LA 31, St. Martin, LA
LA0353
FairOver: BAYOU VERMILION
1.6 MI SOUTH OF LA 94, St. Martin, LA
Division Rd
FairOver: COULEE
0.4 Mi. SW of LA 345, St. Martin, LA
LA0355
FairOver: Bayou Teche
0.16 MI W OF LA 347, St. Martin, LA
LA0353
FairOver: BAYOU CAPUCIN
5.1 MI SOUTH OF LA 94, St. Martin, LA
LA0353
FairOver: CYPRESS ISLAND BAYOU
1.9 MI NORTH OF LA 31, St. Martin, LA
LA0094
FairOver: VERMILION RIVER
1.0 MI E OF LA 353, St. Martin, LA
I0010
FairOver: W ATCHAFALAYA FLOODWAY
2.5 MI EAST OF LA 347, St. Martin, LA
I0010
FairOver: W ATCHAFALAYA FLOODWAY
4.47 Mi W of LA 3177, St. Martin, LA
Read our methodology — how this data is sourced, computed, and verified.
Related
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |