+29.85853, -94.61878
29°51'31" N, 94°37'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FM 1663 over WHITES BAYOU
Structure number:200360146401003
Location:0.5 MI E OF SH 61
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:29.9 ft. [9.1 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:22.3 ft. [6.8 m]
Deck width edge-to-edge:24.6 ft. [7.5 m]
Owner:State Highway Agency [01]
Year built:1962
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Number of main spans:4
Main spans material:Concrete [1]
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: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:480 [as of 2013]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:84.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairSatisfactoryGoodSatisfactory48084.3
May 2016FairSatisfactoryGoodGood48084.3
May 2014FairSatisfactoryGoodGood43084.3
June 2012FairSatisfactoryGoodGood43076.8
June 2010FairSatisfactoryGoodGood47081.4
May 2008FairSatisfactoryGoodGood45081.4
July 2006GoodGoodGoodGood38079.8
April 2005GoodGoodGoodGood38076.8
May 2003GoodGoodGoodGood41076.6
June 2001GoodGoodGoodGood40076.6
May 1999GoodGoodGoodVery Good40076.6
June 1997GoodGoodGoodVery Good31076.6
June 1994GoodGoodGoodVery Good34076.6
September 1991GoodGoodVery GoodVery Good54076.7