US Bridges

L-2728/TURTLPONDRD over Sawmill Branch

Good

Berkeley County, South Carolina · Summerville · Structure no. 000000000010673

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

L-2728/TURTLPONDRD over Sawmill Branch is a concrete culvert carrying L-2728/TURTLPONDRD over Sawmill Branch in Berkeley County, South Carolina. It was built in 2015, so it is 10 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 250 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 26 ft (7.9 m) long and 49 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesL-2728/TURTLPONDRD
CrossesSawmill Branch
LocationSummerville
RouteCounty Highway 2728
Coordinates33.04194, -80.13889
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating60.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width49 ft (14.9 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was L-2728/TURTLPONDRD over Sawmill Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is L-2728/TURTLPONDRD over Sawmill Branch 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 October 2023.

How much traffic does L-2728/TURTLPONDRD over Sawmill Branch carry?

About 250 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is L-2728/TURTLPONDRD over Sawmill Branch?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 49 ft wide.

Who owns L-2728/TURTLPONDRD over Sawmill Branch?

It is owned by the County Highway Agency.