US Bridges

E Main / Mcdermott over Cottonwood Creek

Fair

Collin County, Texas · 0.05 MI W of SH 5 · Structure no. 180430205601001

Built
1989
36 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
160 ft
5 main spans
Daily traffic
29,960
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Main / Mcdermott over Cottonwood Creek is a concrete continuous slab carrying E Main / Mcdermott over Cottonwood Creek in Collin County, Texas. It was built in 1989, so it is 36 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 29,960 vehicles a day, roughly 3% of them trucks, projected to reach 40,300 by 2038. The structure is 160 ft (48.8 m) long and 98 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesE Main / Mcdermott
CrossesCottonwood Creek
Location0.05 MI W of SH 5
RouteCity Street 2170
CountyCollin County
StateTexas
Coordinates33.10067, -96.66343
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span32 ft (9.8 m)
Deck width98 ft (29.9 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,960 (2019)
Projected traffic40,300 by 2038
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$28,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Main / Mcdermott over Cottonwood Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is E Main / Mcdermott over Cottonwood Creek 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 October 2023.

How much traffic does E Main / Mcdermott over Cottonwood Creek carry?

About 29,960 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is E Main / Mcdermott over Cottonwood Creek?

The structure is 160 ft (48.8 m) long with a longest span of 32 ft (9.8 m) and a deck 98 ft wide.

Who owns E Main / Mcdermott over Cottonwood Creek?

It is owned by the City or Municipal Highway Agency.