UFC 3-270-01 O&M Manual: Asphalt and Concrete Pavement ...
ufc 3-270-01 21 february 2018. unified facilities criteria (ufc) o&m manual: asphalt and concrete pavement maintenance and repair . approved for public release; distribution unlimited
ufc 3-270-01 21 february 2018. unified facilities criteria (ufc) o&m manual: asphalt and concrete pavement maintenance and repair . approved for public release; distribution unlimited
Spalled concrete may be caused by any of the following: Freeze-thaw cycles. De-icing salts. Poor finishing techniques. Improper curing. A bad concrete mix. If your concrete is spalling, these are the repair options: Patch the spalled area with a color matching compound. Have your concrete …
120.2.3 Concrete Repair Materials and Specifications 120-10. ... 310.1.1 Spall Repair Applications and Limitations 310-1 . 310.2 M. ATERIALS AND . S. PECIFICATIONS. 310-2. 310.2.1 Polyester Concrete 310-3 310.2.2 Fast-Setting Concrete 310-3 310.2.3 Bonding Agents 310-4 ...
Partial Depth Repair Specifications Following is a summary of the State specifications and other documents. State Specification/Document MN MnDOT 2302 SP MnDOT 2302 SP and 3105 CA Section 41-1: Spall Repair (Polyester Concrete) Section 41-4: Spall repair (fast-setting concrete for pre-overlay repair, anticipated life <5 years)
523 ultra-thin portland cement concrete overlay 523 – 1 523 - 3 524 thin bonded portland cement concrete overlay 524 - 1 524 - 4 525 concrete pavement spall repair 525 - 1 525 - 4 527 dowel retrofit 527 - 1 527 - 2 526 rubblizing of concrete pavements 526 - 1 526 - 2 590 crack cleaning and sealing 590 …
During the planning, bidding, and execution of the concrete repairs project, consideration should be given to the repair quantities escalation. The escalation factor may vary from 1.25 to 2.50, depending on the condition of the damaged concrete.
Spalled concrete may be caused by any of the following: Freeze-thaw cycles. De-icing salts. Poor finishing techniques. Improper curing. A bad concrete mix. If your concrete is spalling, these are the repair options: Patch the spalled area with a color matching …
Sika Corporation. 201 Polito Avenue Lyndhurst New Jersey 07071 United States of America phone +1 (201) 933-8800 fax +1 (201) 804 1076
monitoring the performance of concrete pavement partial-depth spall repair projects. Included in the manual are discussions pertaining to when partial-depth spall repair operations are appropriate, the types of repair materials and construction methods that …
This specification covers the repair of concrete pavement, constructed under Section 37 of these Specifications, which is found to be damaged or defective. Such pavement, under the terms of ... 38-2.1 Elastomeric Concrete. Spall repair material shall be an elastomeric concrete
Specifications. 03 15 16 – CONCRETE CONSTRUCTION JOINTS – HT-PE85 MI 03 15 16 – CONCRETE CONSTRUCTION JOINTS – HT-PE75 MI 03 15 16 – CONCRETE CONSTRUCTION JOINTS – HT-PE65; 03 01 30 – Maintenance of Cast-in-Place Concrete – HT-Spall TX3; Please contact us with any questions about materials, application processes or specifications.
Initial stripping of spalling – Chisel out loose and friable material from around the affected spalled areas, by means of chisel to at least 10mm around the re-bar.; Cleaning re-enforced steel – Clean all areas by mechanically brushing or power grinding to remove any loose rust from the substrata.; Cleaning concrete – Clean all affected areas by soft brush, to remove all surface ...
• Prior to spall repair material placement, observe joint form board installation and ensure any bonding agent is mixed in accordance with manufacturer's instructions and applied to concrete surfaces. • Ensure spall repair material is mixed, placed, cured and protected, in …
limits of the unsound concrete area as a guide for sawing. c. Mark spalled areas less than 2 ft (600 mm) from each other along a joint as one spall area. If separated by 2 ft (600 mm) or more, mark as separate spall areas. Do not repair defective (spalled) joint areas less than 6 in (150 mm) long and 1.5 in (40 mm) wide under this Specification.
Shell Busey shows you how to repair concrete spalling.For more videos or to ask Shell a question on any home improvement topic, go to an...
Pavement, a draft specification for DMS -4655, Concrete Repair Materials, Special Specification 3408 from the Houston District in 1993 regarding Crack and Spall Repair (Elastomeric Patching Material) and Special Specification 3096 from 2004 entitled Fiber Reinforced Polymer Patching
Anchor: #i1003279 Section 2: Intermediate Spall Repair Anchor: #i1003284 Description. Most intermediate spalls, as defined in Section 1 of Chapter 2, are repaired using proprietary, bagged concrete repair materials.. Extending bagged cementitious repair material with coarse aggregate can significantly reduce the potential for shrinkage and cracking.
Rapid Set® Concrete Maintenance – General Purpose Repair & Resurfacing Specification 03 01 00 Page - 4 B. Clean concrete surfaces, cracks and voids of dirt or other contamination using the most appropriate method for proper preparation. Ensure methods are in compliance with material manufacturer's recommendations. C.
Concrete Repair Specifications - Section 3133. Section 3133: Concrete Repair. (Specification for Preparation, Installation & Curing of Concrete Patching Compounds) 100 DESCRIPTION. 1. This specification describes items common to all installations of concrete patching compounds. 101 GENERAL. 1. Wherever the words "approved by", "equivalent" or ...
Sika concrete repair mortars are suitable for restoration work, repair of spalling and damaged concrete in all types of structures including buildings, bridges, infrastructure and super-structures. Advantages: Easy to mix and apply. Pre-bagged for quality, just add water. High mechanical properties.
Specification, including saw cutting the perimeter of the repair area; and .2 Preparing the surface of the concrete for the repair, including abrasive cleaning, cleaning of existing reinforcement, and applying bonding agent to the surface; and .3 Supplying materials and the mixing and placing of concrete repair mortar or concrete as shown and
Specifications For Repair of Concrete, M-47, the first edition dated November 1970. The subsequent revisions of these two documents (Bureau of Reclamation, 1975 and 1996), particularly chapter 7 of the Concrete Manual, have formed the basis for nearly all concrete repair performed on Reclamation projects during the past 25 years.
Spall Repair of Horizontal Concrete Surfaces (ACI RAP-7) 3 Field Guide to Concrete Repair Application Procedures Spall Repair of Horizontal Concrete Surfaces Reported by ACI Committee E706 ACI RAP Bulletin 7 (Reapproved 2010) J. Christopher Ball Fred R. Goodwin Kenneth M. Lozen Jay H. Paul Peter H. Emmons* Bob Joyce John S. Lund George I. Taylor
for spall repair and dowel bar retrofitting and cement concrete shall be used for concrete panel replacement. 5-01.3(1)A1 Concrete Patching Materials 1. Materials – The prepackaged concrete patching material and the aggregate extender shall conform to Section 9-20.1. 2. Submittals and Mix Approval – The Contractor shall use the Manufacturer's
the Owner, design professional, and concrete repair con-tractor. It is not intended to relieve the user of this guide of responsibility for a proper condition assessment and structural evaluation of existing conditions, and for the specification of concrete repair methods, materials, or practices by an experienced engineer/designer.
Concrete Repair Manual 1-5 TxDOT 03/2021 Chapter 1 — Introduction Section 2 — Using the Concrete Repair Manual Section 2 — Using the Concrete Repair Manual When developing repair or rehabilitation plans, the Engineer should specifically include which sections of this manual will be enforced. Chapter 2 includes information on assessing damage,
1993 Specifications CSJ 6 SPECIAL SPECIFICATION 7711 Repair Structural Concrete 1. Description. This Item shall govern for the repair of delaminated, spalled and chipped areas of concrete foundations, portions of concrete bent columns and concrete tie beams at locations indicated on the plans or as directed by the Engineer.
Construction Specification 35—Concrete Repair. 35–2 (210–VI–NEH, January 2014) The top side of the repair hole shall be shaped to a uniform, fairly straight face that is sloped upward on a 1-inch rise for each 3 inches of depth of cut toward the face from which the repair material will be placed. The repair …
Hand application of concrete repair materials are used to reinstate spalled or delaminated concrete. Larger and deeper repairs may be more conductive to the use Fig. 1—Spalled concrete. Fig. 2—Concrete removal. of form-and-pump, form-and-pour, or spray application methods. Refer to the material manufacturer's recommenda-
The research team proposed changes to WisDOT's concrete pavement repair specifications to prevent premature deterioration of sections repaired with non-cementitious materials. Unsound concrete should be meticulously removed before placement of repair materials; otherwise, bond failures are likely to occur during freeze-thaw cycling.