US Bridges

SH 99 SB over Bridgeland Lake Pkwy

Fair

Harris County, Texas · 3.10 MI S of US 290 · Structure no. 121020351005061

Built
2013
12 years old
Condition
Fair
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
307 ft
1 main span
Daily traffic
19,100
2010 count
Owner
State
State Highway Agency

About this bridge

SH 99 SB over Bridgeland Lake Pkwy is a prestressed concrete stringer/multi-beam or girder carrying SH 99 SB over Bridgeland Lake Pkwy in Harris County, Texas. It was built in 2013, so it is 12 years old, younger 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 19,100 vehicles a day, roughly 5% of them trucks, projected to reach 32,400 by 2030. The structure is 307 ft (93.6 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesSH 99 SB
CrossesBridgeland Lake Pkwy
Location3.10 MI S of US 290
CountyHarris County
StateTexas
Coordinates29.95351, -95.76987
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHL 93
Structure length307 ft (93.6 m)
Longest span127 ft (38.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,100 (2010)
Projected traffic32,400 by 2030
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

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 SH 99 SB over Bridgeland Lake Pkwy built?

It was built in 2013, making it 12 years old in 2025.

What condition is SH 99 SB over Bridgeland Lake Pkwy 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 August 2022.

How much traffic does SH 99 SB over Bridgeland Lake Pkwy carry?

About 19,100 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is SH 99 SB over Bridgeland Lake Pkwy?

The structure is 307 ft (93.6 m) long with a longest span of 127 ft (38.7 m) and a deck 43 ft wide.

Who owns SH 99 SB over Bridgeland Lake Pkwy?

It is owned by the State Highway Agency.