SH 29 over Tenmile Ck
Mason County, Texas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 29 over Tenmile Ck in Mason County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1937 and reconstructed in 1964, making it 88 years old at the 2025 inventory.
- It carries about 848 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 46 of the 84 inventoried bridges in Mason County rated fair (54.8%); 1 (1.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated June 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (30.867, -99.45609)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 44 ft |
| Location | 4.80 Mi NW of Rm 1222 |
| NBI structure number | 141570039602010 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Mason County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 87/SH 29 over Koocks Branch | 2015 | 7,181 | Good |
| US 87 over Draw | 1929 | 5,279 | Fair |
| US 87 over Gamels Branch | 1935 | 4,653 | Fair |
| SH 29 over Comanche Creek | 1939 | 3,472 | Fair |
| US 87 over Martin Creek | 1929 | 3,118 | Fair |
| US 87 over Hog Branch | 1948 | 3,118 | Fair |
All bridges nearby: Mason County, TX bridge conditions · every bridge in Mason County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.