Lake County, IN

488 public highway bridges

Lake County Bridge Snapshot

Lake County, Indiana contains 488 public highway bridges in the FHWA National Bridge Inventory. Roughly 28.9% are rated “Good,” 24% “Fair,” 5.5% “Poor,” and 5.5% 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 IN 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.

488
Total Bridges
28.9%
Good
5.5%
Poor
5.5%
Structurally Deficient

Condition Distribution

Good
28.9% (141)
Fair
24% (117)
Poor
5.5% (27)
SD
5.5% (27)

All Bridges (488)

15TH AVENUE

Unknown

Over: I-90 WB

01.82 E US 12, Lake, IN

Built 2004 ADT: 19,440

I-90 EB

Unknown

Over: CLAY ST

02.00 W SR 51, Lake, IN

Built 2004 ADT: 2,755

I-90 WB

Unknown

Over: CLAY ST

02.00 W SR 51, Lake, IN

Built 2004 ADT: 2,755

LAKE STREET

Unknown

Over: I-90 WB

01.35 W SR 51, Lake, IN

Built 1956 ADT: 19,440

I-90 EB

Unknown

Over: HOBART ROAD

00.24 W SR 51, Lake, IN

Built 1956 ADT: 133

I-90 WB

Unknown

Over: HOBART RD

00.24 W SR 51, Lake, IN

Built 1956 ADT: 5,568

I-90 EB

Unknown

Over: SR 51/RIPLEY ST

04.06 E US 12, Lake, IN

Built 1956 ADT: 11,542

I-90 WB

Unknown

Over: SR 51/RIPLEY ST

04.06 E US 12, Lake, IN

Built 1956 ADT: 11,542

I-90 RAMP C

Unknown

Over: I-90 RAMP D

00.36 E SR 51, Lake, IN

Built 2015 ADT: 5,780

I-90 RAMP D

Unknown

Over: I-90 WB

00.38 E SR 51, Lake, IN

Built 1956 ADT: 34,670

I-94 EB

Unknown

Over: I-90 WBL

00.46 E I-80, Lake, IN

Built 1966 ADT: 20,500

I-94 WB

Unknown

Over: I-90 WBL

00.46 E I-80, Lake, IN

Built 1966 ADT: 17,400

SR 912 MARINA ACC

Unknown

Over: SR-912 WBL EXIT RAMP

00.86 W US-12, Lake, IN

Built 1998 ADT: 20,849

SR 912 MARINA ACC

Unknown

Over: RR ACCESS ROAD

00.84 W US-12, Lake, IN

Built 1998 ADT: 104

SR 912 MARINA ACC

Unknown

Over: SR-912 WBL EXIT RAMP

00.82 W US-12, Lake, IN

Built 1998 ADT: 8,000

SR 912 MARINA ACC

Unknown

Over: RR ACCESS ROAD

00.81 W US-12, Lake, IN

Built 1998 ADT: 104

I-90 RAMP

Unknown

Over: I-90 EBL (ITR)

01.75 E US-12, Lake, IN

Built 2008 ADT: 40,730

COLORADO STREET

Unknown

Over: I-80 EBL MAINLINE

00.22 E I-65, Lake, IN

Built 2009 ADT: 117,243

MARTIN LUTHER KING

Unknown

Over: I-80 EBL

00.93 E SR-53, Lake, IN

Built 2004 ADT: 51,933

GRANT STREET

Unknown

Over: I80 (I94) EBL

01.00 W SR-53, Lake, IN

Built 2004 ADT: 81,692

SR 53

Unknown

Over: I-80 (I-94) EBL

02.40 S US-12, Lake, IN

Built 2004 ADT: 86,693

HOHMAN AVENUE

Unknown

Over: I-80/94 EB

00.71 W US 41, Lake, IN

Built 2007 ADT: 20,000

HOHMAN AVENUE

Unknown

Over: I-80/94 WB

00.71 W US 41, Lake, IN

Built 2007 ADT: 9,212

HARRISON AVENUE

Unknown

Over: I-80/94 EB

00.38 W US-41, Lake, IN

Built 2007 ADT: 300

HARRISON AVENUE

Unknown

Over: I-80/94 WB

00.38 W US 41, Lake, IN

Built 2007 ADT: 300

I-65 SB EXIT RAMP

Unknown

Over: RAMP I-80-94 W TO I-65 S

06.39 N US-30, Lake, IN

Built 2009 ADT: 40,000

I-65 NB

Unknown

Over: I-65 SBL TO I-80-94 WBL

06.45 N US 30, Lake, IN

Built 2009 ADT: 30,000

I-65 SB

Unknown

Over: I-65 NBL TO I-80-94 WBL

06.45 N US-30, Lake, IN

Built 2009 ADT: 30,000

I-80/94 EB

Unknown

Over: I-65 NB TO I-80 WB

01.18 E SR 53, Lake, IN

Built 2010 ADT: 30,000

I-80/94 WB

Unknown

Over: I-65 NB TO I-80 WB

01.18 E SR 53, Lake, IN

Built 2010 ADT: 36,223

I-80 EB

Unknown

Over: CENTRAL AVENUE

00.92 E I-65, Lake, IN

Built 2009 ADT: 5,200

I-80 WB

Unknown

Over: CENTRAL AVE

00.92 E I-65, Lake, IN

Built 2010 ADT: 9,222

CLAY STREET

Unknown

Over: I-80 EB

01.18 E I-65, Lake, IN

Built 2009 ADT: 1,200

CLAY STREET

Unknown

Over: I-80 WB

01.18 E I-65, Lake, IN

Built 2010 ADT: 1,697

I-80/94 EB

Unknown

Over: I-65 NB RAMP

07.00 N US 30, Lake, IN

Built 2009 ADT: 40,000

I-80/94 EB CD RAMP

Unknown

Over: I-65

07.00 N US 30, Lake, IN

Built 2009 ADT: 12,000

I-65 SB RAMP

Unknown

Over: I-80 EBL COLLECT-DISTRIB

07.00 N US 30, Lake, IN

Built 2009 ADT: 12,000

I-65 SB RAMP WSDIR

Unknown

Over: I-80/94 WB RAMP SW

06.91 N US 30, Lake, IN

Built 2009 ADT: 3,300

I-65

Unknown

Over: I80 WBL TO I65 SBL RAMP

07.10 N US 30, Lake, IN

Built 2009 ADT: 11,999

NORTHCOTE AVE

Unknown

Over: I-80/94 EB

00.29 W US 41, Lake, IN

Built 2005 ADT: 1,975

NORTHCOTE AVE

Unknown

Over: I-80/94 WB

00.29 W US 41, Lake, IN

Built 2005 ADT: 3,762

US 41 SB Ramp 2I

Unknown

Over: I-80/94 EB

02.53 W SR 912, Lake, IN

Built 2005 ADT: 6,000

I-80/94 WB

Unknown

Over: US 41 SB/SR 152 WB

02.53 W SR 912, Lake, IN

Built 2005 ADT: 21,425

GEORGIA STREET

Unknown

Over: I-80 WB

00.50 E SR 53, Lake, IN

Built 2003 ADT: 80,363

CHASE STREET

Unknown

Over: I-80/94 EB

02.03 W SR 53, Lake, IN

Built 2003 ADT: 88,412

Dock Street

Unknown

Over: DOCK STREET

01.66 E OF W JCT US-12, Lake, IN

Built 2020 ADT: 7,750

RIDGE ROAD

Unknown

Over: KENNEDY AVENUE

00.50 E US 41, Lake, IN

Built 1936 ADT: 13,833

COLUMBIA AVE

Unknown

Over: INDIANA STREET

00.10 S MICHIGAN ST, Lake, IN

Built 1963 ADT: 10

COUNTY LINE RD

Unknown

Over: NATIONAL PARK ROAD

00.30 N US 12, Lake, IN

Built 1992 ADT: 2,251

HOHMAN AVENUE

Unknown

Over: WILLOW CT

00.10 N SIBLEY BLVD, Lake, IN

Built 1996 ADT: 1,226

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial