US Bridges

C-1809/DEER Run RD over Rumphs Hill Creek

FairPosted for load

Dorchester County, South Carolina · 2 MI NW of Summerville · Structure no. 000000000009652

Built
1985
40 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
45 ft
3 main spans
Daily traffic
225
2023 count
Owner
County
County Highway Agency

About this bridge

C-1809/DEER Run RD over Rumphs Hill Creek is a concrete slab carrying C-1809/DEER Run RD over Rumphs Hill Creek in Dorchester County, South Carolina. It was built in 1985, so it is 40 years old, younger than the South Carolina average of 48 years.

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

It carries about 225 vehicles a day, roughly 4% of them trucks, projected to reach 288 by 2043. The structure is 45 ft (13.7 m) long and 33 ft wide.

CarriesC-1809/DEER Run RD
CrossesRumphs Hill Creek
Location2 MI NW of Summerville
RouteCounty Highway 1809
Coordinates33.0331, -80.21519
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.6 US tons
Inventory rating10.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic288 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$77,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C-1809/DEER Run RD over Rumphs Hill Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is C-1809/DEER Run RD over Rumphs Hill 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 May 2024.

How much traffic does C-1809/DEER Run RD over Rumphs Hill Creek carry?

About 225 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is C-1809/DEER Run RD over Rumphs Hill Creek?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns C-1809/DEER Run RD over Rumphs Hill Creek?

It is owned by the County Highway Agency.