FDOT PROJECT

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Presentation Description

Case study of Fortress Grid Straps used to seal joints in a segmental bridge.

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FDOT PROJECT# E4H71SR 869 SEGMENTAL BRIDGE AT I-75Weston, FL: 

FDOT PROJECT# E4H71 SR 869 SEGMENTAL BRIDGE AT I-75 Weston, FL JANUARY 2006 E-BOND 526 OVERLAY APPLIED BY LANFORD BROTHERS CO.

Surface Preparation & Pull Test: 

Surface Preparation andamp; Pull Test

Application Of Fortress 4020 LPL/Kevlar Carbon Fiber on Joints: 

Application Of Fortress 4020 LPL/ Kevlar Carbon Fiber on Joints

E-Bond 526 Mixing Station: 

E-Bond 526 Mixing Station 20 Gallon Mix: Equal amounts from drums into 5 gallon pails transferred to 35 gallon mixing container

Application of 526 Overlay: 

Application of 526 Overlay Viscosity provides good flow properties reducing run off of 1 1/4' – 1 1/2' pitch per lineal foot to a minimum

Broadcasting EP5 Modified Aggregate: 

Broadcasting EP5 Modified Aggregate

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VARIOUS OVERLAY EPOXY MIXING TECHNIQUES: 

VARIOUS OVERLAY EPOXY MIXING TECHNIQUES 20 Gallon Mix: Pour equal amounts from drums into 5 gallon pail, transfer to 35 gallon mixing container 20-24 Gallon Mix: Pour equal amounts from drums directly into graduated 35 gallon mixing container 5 Gallon Mix: Epoxy mixed in 5 gallon pails. Very time consuming and labor intensive

RECOMMENDED MIXING AND APPLICATING TOOLS: 

RECOMMENDED MIXING AND APPLICATING TOOLS 35 Gallon plastic mixing container Wheeled dolly for mixing container Mixing Paddle- drywall mud mixer 18' straight squeegee Dynamometer Jig to perform pull tests