1. Description :

   DW Expansion Joint for bridge is installed in the grooves between Superstructures on the bridges and it absorbs and buffers the expansion & contraction, displacement, etc. of bridges due to temperature changes, dry shrinkage, concrete creep, dead loads, live loads, wind loads, etc.

2. Application :

    1) Suitable for Small bridges, Medium bridges, Long bridges,

    2) Suitable for Heavy vehicles or High-speed sections,

    3) Suitable for Straight bridges, Curved bridges, Skew bridges,

    4) Suitable for Driveways, Walkways, Protection walls,

    5) Suitable for RC bridges, PC bidges, Steel bridges.

    6) Suitable for Longitudinal direction, Transverse direction, Cross position, Expanded bridge

3. Moving amount : 20~1050mm available

4. Lifespan : Min. 2 years under the construction Industry law 

                    (Normally over 10 years after installation, but differs from according to construction site’s condition and 

                     finished concrete strength) 

* Special Features :

 1) Accurate position work of Re-bars and Balancing structural Stress on right and left anchors

 2) Precise construction work by Quirk anchors and fast construction

 3) Alleviating the Impact force to the Top of the Expansion Joint while the vehicle wheel passing on Expansion Joint

 4) Excellent Durability by strong Structure

 5) Excellent in Water Resistance

 6) Preventing Cracking of the finished concrete, and Upper steel plate Shape through the upper part of the expansion 

     joint.

 7) Long Life Span of the bridge structure by alleviating the impact of the Top of Expansion Joint

 8) The advantage of Saving the Government Budget by more than 3 times due to the long endurance cycle compared to 

     other products.

* Specification(or Model No.) :

1. DW New Ultra Monocell Expansion Joint : DW NUM # 35, DW NUM # 50, DW NUM # 80

2. DW New Ultra Finger Expansion Joint : DW NUF # 50, DW NUF # 80, DW NUF # 100, DW NUF # 120, DW NUF # 160,

3. DW New Wave Finger Expansion Joint(Current type) : DW NWJ # 200CF, DW NWJ # 250CF, DW NWJ # 300CF, DW NWJ # 350CF, DW NWJ # 400CF, DW NWJ # 450CF, DW NWJ # 500CF, .....DW NWJ # 1000CF, DW NWJ # 1050CF,