Part 1 — General
1.1 Section Includes
A.Pourable joint seal for sealing concrete expansion joints and parapet upturn in bridge decks and approach slabs between:
1.Two adjacent bridge decks.
2.Bridge deck and abutment backwall.
3.Approach slab and sleeper slab stem.
4.Bridge deck and approach slab.
B.Removal of existing pourable joint seal and installation of new pourable joint seal between:
1.Two adjacent bridge decks.
2.Bridge deck and abutment backwall.
3.Approach slab and sleeper slab stem.
4.Bridge deck and approach slab.
1.2 Related Sections
A.Section 03152: Concrete Joint Control
1.3 References
A.ASTM C 639: Rheological (Flow) Properties of Elastomeric Sealants
B.ASTM C 661: Indentation Hardness of Elastomeric-Type Sealants by Means of a Durometer
C.ASTM C 679: Tack-Free Time of Elastomeric Sealants
D.ASTM C 719: Adhesion and Cohesion of Elastomeric Joint Sealants Under Cyclic Movement (Hockman Cycle)
E.ASTM D 412: Vulcanized Rubber and Thermoplastic Elastomers – Tension
F.ASTM D 4285: Indicating Oil or Water in Compressed Air
G.ASTM D 5249: Backer Material for Use with Cold- and Hot-Applied Joint Sealants in Portland-Cement Concrete and Asphalt Joints
1.4 DEFINITIONS Not Used
1.5 Submittals
A.Manufacturer’s product data sheets and recommended installation instructions for review.
Part 2 — Products
2.1 Materials
A.Pourable Seal
1.Capable of bonding to concrete and steel.
2.Capable of accommodating the movement as shown.
3.Applicable for use on highways or bridges.
4.Meet the properties listed in Table 1. Table 1 Property Requirements Test Method Leveling Self Levels ASTM C 639 Tack Free Time [or Skin Tack Free: 150 ASTM C 679 Over Time] minutes max. Skin Over: 60 minutes max. Movement Capability +100% -50% ASTM C 719 Ultimate Elongation 1000% min. ASTM D 412
B.Backer Rod
1.Size the diameter of the backer rod to be 25% to 50% larger than opening at time of installation. For example:
a.0.5 inch backer rod for 3/8 inch opening
b.0.625 inch backer rod for ½ inch opening
b.1 inch backer rod for ¾ inch opening
c.1.25 inch backer rod for 1 inch opening
2.Use a closed cell, polyethylene-foam rod joint filler.
a.Meet the requirements of ASTM D 5249 Type 1 or Type 3.
C.Joint Sealer (Structures).
1.Refer to Section 03152.
Part 3 — Execution
3.1 Removal
A.Remove existing joint seal as shown.
B.Choose a removal method that will not damage the adjacent concrete or steel.
3.2 Preparation
A.Provide tooled radius on joint edges as shown.
1.Grind existing concrete as necessary to create radius.
B.Remove loose or spalled concrete to create a stable surface for the joint system to bond to.
C.Sandblast entire joint.
1.Meet the requirements of ASTM D 4285.
D.Remove sand left by sandblasting from the joint and surrounding traffic surfaces using compressed air.
E.Joint area must be completely dry before installation.
F.Install when the ambient and substrate temperature is above 45 degrees F.
1.Comply with manufacturer's installation instruction including environmental limitations.
3.3 Installation
A.Install the top of the pourable joint seal at least 1/4 inch below the traffic surface.
1.Use backer rod where joint width is 3/8 inch or more.
a.Set the depth of the backer rod to meet the manufacturer’s minimum thickness requirements for the pourable joint seal.
B.Install the top of the joint sealer (structures) at least ¼ inch below the parapet surface for parapet upturn.
1.Set the depth of the backer rod to meet the manufacturer’s minimum thickness requirements for the joint sealer (structures).
C.Follow the manufacturer’s installation instructions.
Get an email when 05829 changes
Utah revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.
Source: Utah Standard Specifications for Road and Bridge Construction, 2027 Edition. Pages 1159–1161 of 1,343. View official source ↗