№ files_lp_4_process_3_071606
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Official technical specification source detailing updates to material requirements, testing procedures, and construction methods for cement, concrete, and mortar, including revisions for mix design, fiber inclusion, and related provisions for all applicable contracts.
Year: 2025
Effective Date: January 1, 2025
Revision Date: January 1, 2026
Author: Jack A. Elston
Organization: Central Bureau of Materials
Document Type: Special Provision
Subject: Cement, finely divided minerals, admixtures, concrete, and mortar
Target Audience: Regional Engineers, Contractors
Contract Applicability: All contracts with January 16, 2026 and subsequent lettings
Materials Covered: Cement Type IL, ground granulated blast furnace slag, fibers, water, aggregates, bituminous materials, admixtures
Testing Standards: AASHTO Product Eval and Audit
Construction Elements: Concrete mixes, mortar, grout, concrete repair mixes, revetment mats, bridge deck beams
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
HUD CDBG Bricks and Mortar Funding Application Instructions
Year: 2026
Region/City: Frederick, Maryland
Topic: Community Development
Document Type: Application Instructions
Organization: City of Frederick
Author: City of Frederick, Maryland
Target Audience: Organizations applying for CDBG funds
Period of Validity: July 1, 2026 – June 30, 2027
Approval Date: Not specified
Modification Date: Not specified
Renderoc® HB General Purpose Patch Repair Mortar for Non-Trafficked Concrete
Year: 2007
Region / City: Australia
Subject: Concrete repair and maintenance
Document Type: Technical datasheet
Organization / Manufacturer: Fosroc
Product: Renderoc® HB, Nitobond HAR, Nitoprime Zincrich
Application Area: Vertical and overhead concrete surfaces
Standards: AS1478.2-2005, AS1012.11-2000, AS1012.10-2000
Material Properties: Compressive strength 28 MPa @ 28 days, Flexural strength 3.9 MPa @ 28 days, Indirect tensile strength 2.2 MPa @ 28 days, Fresh wet density 1400 kg/m3
Safety: Non-hazardous, <0.1% RCS
Application Method: Wet spray or hand trowel
Preparation Requirements: Surface cleaning, removal of unsound material, steel reinforcement treatment, substrate priming
Nitomortar® EL-HB High Build Epoxy Patch Repair Mortar Technical Specifications
Year: 2007
Region / City: Not specified
Subject: Concrete repair and epoxy mortar application
Document Type: Technical specification / product datasheet
Organization / Institution: Fosroc
Author: Not specified
Target Audience: Construction professionals and engineers
Surface Preparation Requirements: Clean, sound, and free from loose material, oil, and grease
Epoxy System Components: Three-component thixotropic epoxy
Application Method: Hand / trowel
Repair Thickness: 5mm to 100mm
Chemical Resistance: 25% Sulphuric acid, 25% Nitric acid, 25% Phosphoric acid, 25% Hydrochloric acid
Mechanical Properties: Compressive strength >45 MPa @ 7 days, Initial hardness 4 hours, Full cure 7 days
Primers: Nitoprime Zincrich for steel, Nitobond EP for concrete
Compliance: Product data sheet and performance approval by Fosroc
Renderoc® HB40 Plus High resistivity, shrinkage compensated patch repair mortar for concrete
Year: Not specified
Region / City: Not specified
Theme: Concrete repair, construction materials
Document Type: Technical data sheet
Organization / Institution: Not specified
Author: Not specified
Target Audience: Construction professionals, engineers
Period of validity: Not specified
Approval Date: Not specified
Date of Changes: Not specified
Note: Description
Renderoc® Rapid Rapid Set Concrete Floor and Pavement Patch Repair Mortar Specification (25–250 mm Depth)
Year: 2007
Region / Country: Australia
Subject: Concrete pavement repair materials and application procedures
Document type: Technical specification
Product: Renderoc® Rapid
Manufacturer / Company: Fosroc
Related product: Nitoprime Zincrich
Material type: Rapid setting cementitious repair mortar
Applicable standards: AS1478.2-2005; AS1012.13-1992
Compressive strength specification: 20 MPa at 1 hour; 25 MPa at 2 hours; 30 MPa at 4 hours; 35 MPa at 1 day; 55 MPa at 28 days
Setting time: Initial 20–25 minutes at 23°C; Final 25–35 minutes at 23°C
Traffic opening time: 1 hour pedestrian; 2 hours vehicle
Repair depth range: 25–250 mm
Hazard classification: Non-hazardous material with <0.1% respirable crystalline silica (RCS) according to the Australian Inventory of Industrial Chemicals
Surface preparation requirements: Removal of loose material, saw-cut edges, minimum 25 mm repair depth
Reinforcement treatment: Zinc-rich primer applied to exposed steel reinforcement
Substrate preparation: Water soaking and removal of excess moisture prior to mortar placement
Approval statement: Fosroc Renderoc Rapid with Nitoprime Zincrich meets the stated performance criteria
Document date: March 2007
Chace Indicator Correction Tables for Mortar Content and Air Adjustment
Year: Not specified
Region / City: Not specified
Subject: Construction materials testing
Document Type: Technical reference table
Organization / Institution: Not specified
Author: Not specified
Intended Audience: Engineers, lab technicians, construction specialists
Period of Use: Ongoing / unspecified
Materials: Mortar
Measurement Units: Cubic feet per yard, percent air content
Instructions: Use only 70% alcohol for testing
Table Type: Correction factors for Chace indicator and curve adjustments
Topics: Finely Admixtures Mortar