BOULDER PARK RD over I-285 (SR 407)


+33.75074, -84.49670
33°45'03" N, 84°29'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:BOULDER PARK RD over I-285 (SR 407)
Structure number:000000012103370
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:88.9 ft. [27.1 m]
Total length:253.0 ft. [77.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015 

Status:Open, no restriction [A]
Average daily traffic:2,580 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:40.6 tons [36.9 metric tons]
Inventory rating:23.8 tons [21.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:70.3
Estimated cost of work:$1,483,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201570.3Functionally obsoleteGoodGoodGood2580
July 201370.3Functionally obsoleteGoodGoodGood2580
July 201164.3Not deficientGoodVery GoodGood3910
September 200964.3Not deficientGoodVery GoodGood3910
July 200764.6Not deficientGoodVery GoodGood2870
July 200577.2Not deficientGoodVery GoodGood3150
August 200379.3Not deficientGoodVery GoodGood3200
October 200179.3Not deficientGoodVery GoodGood3100
May 199975.2Not deficientGoodVery GoodGood11370
October 199676.5Not deficientGoodVery GoodGood10460
October 199476.0Not deficientGoodVery GoodGood10460
November 199276.2Not deficientGoodGoodGood9700
November 199076.4Not deficientGoodGoodGood9250