US Bridges

CR 1170 (usfs 511) over Kilgore Branch

Fair

Houston County, Texas · 5.3 MI E FM 227 · Structure no. 111140AA0167001

Built
1966
59 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
55
2013 count
Owner
County
County Highway Agency

About this bridge

CR 1170 (usfs 511) over Kilgore Branch is a concrete culvert carrying CR 1170 (usfs 511) over Kilgore Branch in Houston County, Texas. It was built in 1966, so it is 59 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 55 vehicles a day, projected to reach 60 by 2033. The structure is 22 ft (6.7 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCR 1170 (usfs 511)
CrossesKilgore Branch
Location5.3 MI E FM 227
RouteCounty Highway 1170
CountyHouston County
StateTexas
Coordinates31.44557, -95.09762
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2013)
Projected traffic60 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 1170 (usfs 511) over Kilgore Branch built?

It was built in 1966, making it 59 years old in 2025.

What condition is CR 1170 (usfs 511) over Kilgore Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does CR 1170 (usfs 511) over Kilgore Branch carry?

About 55 vehicles per day (2013 count).

How long is CR 1170 (usfs 511) over Kilgore Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns CR 1170 (usfs 511) over Kilgore Branch?

It is owned by the County Highway Agency.