Lake County, IN
488 public highway bridges
Lake County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Lake County, Indiana contains 488 public highway bridges. Roughly 28.9% are rated “Good,” 24% “Fair,” and 5.5% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (488)
15TH AVENUE
UnknownOver: I-90 WB
01.82 E US 12, Lake, IN
I-90 EB
UnknownOver: CLAY ST
02.00 W SR 51, Lake, IN
I-90 WB
UnknownOver: CLAY ST
02.00 W SR 51, Lake, IN
LAKE STREET
UnknownOver: I-90 WB
01.35 W SR 51, Lake, IN
I-90 EB
UnknownOver: HOBART ROAD
00.24 W SR 51, Lake, IN
I-90 WB
UnknownOver: HOBART RD
00.24 W SR 51, Lake, IN
I-90 EB
UnknownOver: SR 51/RIPLEY ST
04.06 E US 12, Lake, IN
I-90 WB
UnknownOver: SR 51/RIPLEY ST
04.06 E US 12, Lake, IN
I-90 RAMP C
UnknownOver: I-90 RAMP D
00.36 E SR 51, Lake, IN
I-90 RAMP D
UnknownOver: I-90 WB
00.38 E SR 51, Lake, IN
I-94 EB
UnknownOver: I-90 WBL
00.46 E I-80, Lake, IN
I-94 WB
UnknownOver: I-90 WBL
00.46 E I-80, Lake, IN
SR 912 MARINA ACC
UnknownOver: SR-912 WBL EXIT RAMP
00.86 W US-12, Lake, IN
SR 912 MARINA ACC
UnknownOver: RR ACCESS ROAD
00.84 W US-12, Lake, IN
SR 912 MARINA ACC
UnknownOver: SR-912 WBL EXIT RAMP
00.82 W US-12, Lake, IN
SR 912 MARINA ACC
UnknownOver: RR ACCESS ROAD
00.81 W US-12, Lake, IN
I-90 RAMP
UnknownOver: I-90 EBL (ITR)
01.75 E US-12, Lake, IN
COLORADO STREET
UnknownOver: I-80 EBL MAINLINE
00.22 E I-65, Lake, IN
MARTIN LUTHER KING
UnknownOver: I-80 EBL
00.93 E SR-53, Lake, IN
GRANT STREET
UnknownOver: I80 (I94) EBL
01.00 W SR-53, Lake, IN
SR 53
UnknownOver: I-80 (I-94) EBL
02.40 S US-12, Lake, IN
HOHMAN AVENUE
UnknownOver: I-80/94 EB
00.71 W US 41, Lake, IN
HOHMAN AVENUE
UnknownOver: I-80/94 WB
00.71 W US 41, Lake, IN
HARRISON AVENUE
UnknownOver: I-80/94 EB
00.38 W US-41, Lake, IN
HARRISON AVENUE
UnknownOver: I-80/94 WB
00.38 W US 41, Lake, IN
I-65 SB EXIT RAMP
UnknownOver: RAMP I-80-94 W TO I-65 S
06.39 N US-30, Lake, IN
I-65 NB
UnknownOver: I-65 SBL TO I-80-94 WBL
06.45 N US 30, Lake, IN
I-65 SB
UnknownOver: I-65 NBL TO I-80-94 WBL
06.45 N US-30, Lake, IN
I-80/94 EB
UnknownOver: I-65 NB TO I-80 WB
01.18 E SR 53, Lake, IN
I-80/94 WB
UnknownOver: I-65 NB TO I-80 WB
01.18 E SR 53, Lake, IN
I-80 EB
UnknownOver: CENTRAL AVENUE
00.92 E I-65, Lake, IN
I-80 WB
UnknownOver: CENTRAL AVE
00.92 E I-65, Lake, IN
CLAY STREET
UnknownOver: I-80 EB
01.18 E I-65, Lake, IN
CLAY STREET
UnknownOver: I-80 WB
01.18 E I-65, Lake, IN
I-80/94 EB
UnknownOver: I-65 NB RAMP
07.00 N US 30, Lake, IN
I-80/94 EB CD RAMP
UnknownOver: I-65
07.00 N US 30, Lake, IN
I-65 SB RAMP
UnknownOver: I-80 EBL COLLECT-DISTRIB
07.00 N US 30, Lake, IN
I-65 SB RAMP WSDIR
UnknownOver: I-80/94 WB RAMP SW
06.91 N US 30, Lake, IN
I-65
UnknownOver: I80 WBL TO I65 SBL RAMP
07.10 N US 30, Lake, IN
NORTHCOTE AVE
UnknownOver: I-80/94 EB
00.29 W US 41, Lake, IN
NORTHCOTE AVE
UnknownOver: I-80/94 WB
00.29 W US 41, Lake, IN
US 41 SB Ramp 2I
UnknownOver: I-80/94 EB
02.53 W SR 912, Lake, IN
I-80/94 WB
UnknownOver: US 41 SB/SR 152 WB
02.53 W SR 912, Lake, IN
GEORGIA STREET
UnknownOver: I-80 WB
00.50 E SR 53, Lake, IN
CHASE STREET
UnknownOver: I-80/94 EB
02.03 W SR 53, Lake, IN
Dock Street
UnknownOver: DOCK STREET
01.66 E OF W JCT US-12, Lake, IN
RIDGE ROAD
UnknownOver: KENNEDY AVENUE
00.50 E US 41, Lake, IN
COLUMBIA AVE
UnknownOver: INDIANA STREET
00.10 S MICHIGAN ST, Lake, IN
COUNTY LINE RD
UnknownOver: NATIONAL PARK ROAD
00.30 N US 12, Lake, IN
HOHMAN AVENUE
UnknownOver: WILLOW CT
00.10 N SIBLEY BLVD, Lake, IN
Read our methodology - how this data is sourced, computed, and verified.
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Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.