US Bridges

IH 20 EB over FM 1601

Good

Ector County, Texas · 3.45 MI SW of FM 866 · Structure no. 060690000407080

Built
1979
46 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
1 main span
Daily traffic
11,091
2021 count
Owner
State
State Highway Agency

About this bridge

IH 20 EB over FM 1601 is a prestressed concrete stringer/multi-beam or girder carrying IH 20 EB over FM 1601 in Ector County, Texas. It was built in 1979, so it is 46 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,091 vehicles a day, roughly 26% of them trucks, projected to reach 15,527 by 2041. The structure is 195 ft (59.4 m) long and 44 ft wide.

CarriesIH 20 EB
CrossesFM 1601
Location3.45 MI SW of FM 866
RouteInterstate 20
StateTexas
Coordinates31.73724, -102.59122
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span115 ft (35.1 m)
Deck width44 ft (13.5 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,091 (2021)
Projected traffic15,527 by 2041
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 20 EB over FM 1601 built?

It was built in 1979, making it 46 years old in 2025.

What condition is IH 20 EB over FM 1601 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does IH 20 EB over FM 1601 carry?

About 11,091 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is IH 20 EB over FM 1601?

The structure is 195 ft (59.4 m) long with a longest span of 115 ft (35.1 m) and a deck 44 ft wide.

Who owns IH 20 EB over FM 1601?

It is owned by the State Highway Agency.