+38.45164, -90.41079
38°27'06" N, 90°24'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:MO 141 S over MERAMEC RVR BR
Structure number:2321
Old structure number:A2673 4 (from 1992 edition)
Location:S 24 T 43 N R 5 E
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:9.8 ft. [3.0 m]
Total length:33.8 ft. [10.3 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: December 2014 

Status:Open, no restriction [A]
Average daily traffic:31,931 [as of 2014]
Truck traffic:10% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:96.0 tons [87.3 metric tons]
Inventory rating:57.4 tons [52.2 metric tons]
Sufficiency rating:83.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201483.2Not deficient---31931
December 201283.2Not deficient---30873
January 201283.2Not deficient---30911
January 201155.1Structurally deficient---31223
December 200883.2Not deficient---30914
November 200683.3Not deficient---30623
November 200483.2Not deficient---31737
November 200283.4Not deficient---28315
November 200081.4Not deficient---31313
October 199881.5Not deficient---30881
January 199781.3Not deficient---32120
December 199482.7Not deficient---24826
October 199282.8Not deficient---24291
July 199082.8Not deficient---23721