720-99 for Site Manager Use
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 720-99 FOR SITE MANAGER USE SECTION 721 - CONCRETE ADHESIVES AND REPAIR MATERIALS
721-01 Epoxy Resin System
SCOPE. This specification covers the material requirements of a two -component, rapid setting, high strength epoxy resin system for use as an adhesive and for making epoxy mortar for the repair of minor damaged areas of hardened concrete. Th is material should not be used when the temperature is below 40OF or when there is moisture present in any of the materials or surfaces it will be in contact with while in the uncured state. MATERIAL REQUIREMENTS .
A.Component A. Component A shall consist of a blend of epoxy resin , plasticizer and fillers so that when mixed with component B the mix will have the characteristics described under “Characteristics of the Mixture ”.
B.Component B. Component B shall consist of an amine adduct cur ing agent capable o f curing the epoxy system from 40 °F and above when mixed according to the manufacturer's recommendations. TABLE 721 -01-1 EPOXY RESIN MIXTURE REQUIREMENTS Property Test Method Minimum Maximum Pot life for 1 pint unit, minutes measured from time of original mixing at 75°±2°F 10 30 Visco sity, cps @ 75°±2°F Brookfield Model RVT Spindle No. 3 @ 20 rpm C 2,000
C.Characteristics of the Mixture. Mixture shall meet the requirements of Table 721 -01-1.
D.Cured Materials. Mixed with three (3) parts by volume of Ottawa silica sand conforming to the requirements for graded standard sand in ASTM C778, the resulting mortar shall have the following characteristics after being cured at 75°±2°F for 24 hours: TABLE 7 21-01-2 COMPRESSIVE AND TENSILE STRENGTH Property Test Method Specimen size and shape Min. Compressive Strength, psi AASHTO T 106 2 in cubic 8,000 Tensile Splitting Strength, psi NYSDOT TM 721 -04 P 2 x 4 in cylinder 1,500 PACKAGING. All material furnished must be shipped in strong, substantial containers. The containers shall be identified as “Part A - contains epoxy resin ” and “Part B - contains curing agent ” and shall be plainly marked with the following information:
A.N.Y.S.D.O.T . materials specification number
B.Name of product
C.Mixing proportions and instructions
D.Name and address of the manufacturer
721-02 (Vacant)
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4
E.Lot number and batch number
F.Date of manufacture
G.Quantity
H.Date of expiration of acceptance SAMPLING. Material shall be sampled and inspected at the place of manufacture or in warehouse lots as determined by the Department. Samples submitted to the Materials Bureau shall be taken as directed by the Department. TESTING .
A.Pot Life. The pot life shall be determined as follows: The mixed components shall be set on a bench top and probed with a small flat stick every two (2) minutes. The time at which a soft ball forms in the center of the container is the pot life.
B.Initial Viscosity. Components A and B shall be conditioned at 75°±2°F prior to mixing and the reading taken two (2) minutes after mixing. The viscosity shall be measured with a Brookfield Model RVT viscometer, spindle No. 3 at 20 rpm. BASIS OF ACCEPTANCE. This material w ill be considered for acceptance in stock lot quantities at manufacture or supply locations in accordance with procedural directives of the Materials Bureau. The expiration date of acceptance of this material shall be one year after the date of manufacture . Any unauthorized tampering or breaking of the seals on the containers between the time of sampling and delivery to the job site will be cause for rejection of the material.
721-02 (Vacant)
721-03 Epoxy Polysulfide Grout
SCOPE. This specification cove rs the material requirements of a two -component, flexible, polysulfide modified epoxy grout containing an inert mineral filler. This material is used for bonding fresh concrete to hardened concrete in both vertical and horizontal planes; grouting studs, et c. into hardened concrete; and making epoxy mortar for the repair of minor damaged areas on hardened concrete. This material should not be used when the temp erature is below 50 °F. GENERAL. The two -component epoxy system shall have a maximum ratio of epoxy resin to polysulfide polymer of 2:1 by weight (Min. 1 3/4:1). In addition, the ratio of epoxy resin to curing agent shall be 11:1 by weight (Max. 12:1, Min. 10:1). The fine inert mineral filler when incorporated into the carrying component(s) shall b e nonsettling. MATERIAL REQUIREMENTS
A.Component A. This component shall consist of an unmodified epoxy resin and may contain a portion of fine inert mineral filler. It shall not contain solvents or reactive diluents. The epoxy resin shall be the condensation product of the reaction of bisphenol A with epichlorohydrin, shall be translucent, and shall have the following physical characteristics:
721-03 Epoxy Polysulfide Grout
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 TABLE 721 -03-1 COMPONENT A REQUIREMENTS Property Test Method Min. Max. Color, Hellige ASTM D1544 0 5 Epoxide equivalent ASTM D1652 180 200
B.Component B. This material shall consist of a blend of a low viscosity polysulfide polymer and a tertiary amine catalyst. The “B” component shall include a fine inert mineral filler. The component shall not contain solvents or dilutents. When mixed with Component “A” as directed by the manufacturer, the resulting characteristics shall be as specified in “Characteristics of the Mixture. ” The polysulfide polymer flexibilizer shall be a dichloroethyl formal polysulfide in the 1000 - molecular weight range having the followin g characteristics: TABLE 721 -03-2 COMPONENT B REQUIREMENTS Property Test Method Min. Max. Color, Hellige ASTM D1544 9 12 Sulphur Content, percent ASTM D129 36 40 Shelf Life --- 1 year ---
C.Characteristics of the Mixture. When the two components are mixed in accordance with the manufacturer's instructions, the mixture shall have the physical characteristics in Table 721 -03-3. TABLE 721 -03-3 MIXTURE REQUIREMENTS Property Test Method Min. Max. Pot Life at 77 °F, minutes See TESTING 30 --- Initial Viscosity at 77°F , poises Spray applications Other applications See TESTING Tack free time at 77°F , hrs --- 2 --- Degree of temporary gelation, depth, in See TESTING 1/8 --- Ash content, percent ASTM D482 C 50 Volatiles, percent ASTM D1259 1 4
D.Properties of Cured Materials. The grout, when mixed according to the manufacturer's instructions, shall harden into a solid having the physical characteristics in Table 721 -03-4. TABLE 721 -03-4 CURED MATERIALS REQUIREMENTS Property Test Method Min. Max. Compressive Shear Double Strength, psi Federal Specification MMM -B-350 Paragraph 4.4.3 --- Beam Break Test, psi Described under "Test" 800 --- PACKAGING. All material furnished must be shipped in strong substantial containers. The containers shall be identified as “Part A - contains epoxy resin ” and “Part B - contains curing agent ” and shall be plainly marked with the following information:
721-03 Epoxy Polysulfide Grout
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 A. N.Y.S.D.O.T. materials specification number
B.Name of product
C.Mixing proportions and instructions
D.Name and address of the manufacturer
E.Lot number and batch number
F.Date of manufacture
G.Quantity
H.Date of expiration of acceptance SAMPLING. Material shall be sampled and inspected at the place of manufacture or in warehouse lots as determined by the Department. Samples submitted to the Materials Bureau shall be taken as directed by the Department. TESTING .
A.Pot Life. The pot life shall be determined as follows: The two components are conditioned to 77°F and mixed in accordance with the manufacturer's instructions. The pot life of the material shall be considered to have ended when the viscosity reach es 85 0 poisess (Brookfield Model MBT with Helipath Attachment) at 77°F ambient. The time from initial mixing of the components until the mixture reaches 850 poises s shall be recorded as the pot life.
B.Initial Viscosity. The initial viscosity shall b e measured with a Brookfield Model HBT, Spindle No. 3 at 20 rpm.
C.Tack Free Time. The epoxy mixture shall remain tacky and capable of bonding during a contact period of at least two hours at 77°F ambient measured from the time of spreading.
D.Degree of Temporary Gelation. The epoxy grout mixture shall have a degree of temporary gelation such that a 1/8 inch film can be maintained on the surface of a standard 2 x 5 inch paint panel after dripping ceases.
E.Compressive Shear Test. The test shall be performed in accordance with Federal Specification MMM -B-350 Paragraph 4.4.3 except that hand mixing of the epoxy will be permitted.
F.Beam Break Test. The specimens shall be tested for flexural strength using a simple beam with third point loading. The specimen shall be prepared and tested in accordance with ASTM Methods C192 and C78 except that the concrete shall be designed for 800 - 900 psi flexural strength and shall be cast in 3 x 4 x 16 inch molds using a well -graded coarse aggregate all of which passes a 1 inch square sieve. Each beam to be tested shall be sawed transversely at midpoint, the sawed faces etched with a 10 percent aqueous solution of HCl and then thoroughly washed, and bonded with a 10 mil thickness of the epoxy adhesive under test. The surface to be bonded shall be maintained in a vertical position during applicat ion and cure of epoxy adhesive and plastic concrete. The hardened specimens shall be cured for a total time of at least 96 hours. During the last 24 hours of the curing period, they shall be immersed in water.
721-04 (Vaca Nt)
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 The result reported shall be the average of two tests. Any result below 400 psi which fails outside the plane of adhesion will be disregarded and a retest performed. Any result below 800 psi and above 400 psi , of which 80% of the failure occurs outside the plane of adhesion, shall be considered acceptable. Any result above 800 psi will be considered acceptable regardless of where the failure occurs. BASIS OF ACCEPTANCE. This material will be considered for acceptance in stock lot quantities at manufactur e or supply locations in accordance with procedural directives of the Materials Bureau. The expiration date of acceptance of this material shall be one year after the date of manufacture. Any unauthorized tampering or breaking of the seals on the container s between the time of sampling and delivery to the job site will be cause for rejection of the material.
721-04 (Vacant)
721-05 Epoxy Repair Paste
SCOPE. This specification covers the material requirements of a two -component, flexible, rapid - hardening epoxy resin paste for making epoxy mortar. This material is used for the repair and sealing of cracks and other minor damaged areas in hardened concrete. It is suitable for patching on horizontal, vertical, and overhead applications. It develops high earl y strengths and achieves final cure in seven (7) days. This material shall not be used when the concrete or ambient temperature is below 50°F or above 100°F. It is suitable for damp, moist, and underwater applications. MATERIAL REQUIREMENTS .
A.Component A. Component A shall be the condensation product of the reaction of bisphenol A with epichlorohydrin. It may contain fillers but shall not contain non -reactive diluents. When mixed with Component B the mixture shall have the characteristics desc ribed under Characteristics of the Mixture.
B.Component B. Component B shall be the curing agent for the system and shall be capable of curing the system from 40°F and above when mixed according to the manufacturer's instructions. It shall contain no no n-reactive diluents but may contain flexibilizers or fillers. Component B shall be completely reactive with Component A. Components A and B shall each have a shelf life of one (1) year.
C.Characteristics of the Mixture. When Components A and B are mixe d according to the manufacturer's instructions, the mixture will have a paste or gel consistency such that a 1/2 inch thick layer of the mixture will not sag or drip from an overhead surface throughout the temperature range from 50 °F to 100 °F. It shall als o have the following characteristics: Property Requirement Pot Life @ 77 °F, minutes 10 min. - 60 max.
D.Properties of Cured Material. For testing purposes the Components A and B shall be mixed with ASTM C109 Ottawa Silica Sand in the ratio of 1 p art sand to 1 part epoxy by volume. This paste shall also be non -sagging and non -dripping as stated under Characteristics of the Mixture. The cured material shall have the following physical properties: TABLE 721 -05-1 CURED MATERIAL REQUIREMENTS
721-05 Epoxy Repair Paste
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 Property Test Method Minimum Compressive Strength1, psi AASHTO T 106 3,000 Bond Test Modulus of Rupture, psi See Testing Freeze -Thaw See Testing 80% Bond Strength NOTE: 2 inch cubic samples conditioned 24 hrs. PACKAGING. All materials furnished shall be shipped in strong, substantial containers. The containers shall be identified as “Part A contains epoxy resin ” and “Part B contains curing agent. ” It shall also be plainly m arked with the following information:
A.N.Y.S.D.O.T. materials specification number
B.Name of product
C.Mixing proportions and instructions
D.Name and address of manufacturer
E.Lot number and batch number
F.Date of manufacturer
G.Quantity
H.Date of expiration of acceptance. TESTING .
A.Pot Life. The component s will be conditioned to 77OF and mixed according to the manufacturer's instructions. A 60 ±0.4 g. total weight will be placed in an unwaxed paper cup and placed on a work bench. The mixture will be probed every 2 minutes with a small stick starting 8 minutes from the time of mixing. The time at which a small ball forms in the center of the container is recorded as the pot life.
B.Bond Test. The epoxy will be tested for flexural strength using a simple beam with third point loading. The concrete will be designed for 800 to 900 psi flexural strength and will be cast in 3 x 4 x 16 inch molds using a well -graded co arse aggregate all of which passes a 1 inch square sieve. Each beam to be tested will be sawed transversely at midpoint, the sawed faces etched with a 10% aqueous solution of HCL and then thoroughly washed. A 10 mil thickness of the epoxy adhesive under te st will be applied to both wet etched surfaces while in a vertical position and worked into the surface. One of the prism halves will be inverted and placed on the matching half and allowed to cure for 72 hours. The result reported will be the average of t wo tests. Any result below 400 psi which fails outside the plane of adhesion will be disregarded and a retest performed. Any result below 800 psi and above 400 psi , of which 80% of the failure occurs outside the plane of adhesion, will be considered accept able. Any result above 800 psi will be considered acceptable regardless of where the failure occurs.
721-06 Thru 721 -19 (Vacant)
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 C. Freeze -Thaw. Testing will be conducted in accordance with New York Test Method 216. In addition bond test specimens will be subjected to 7 freeze -thaw cycles before breaking in third point loading. A bond strength of 80% of the original average bond strength will be considered acceptable. BASIS OF ACCEPTANCE. This material will be considered for acceptance in stock lot quantities at the manufacture or supply locations in accordance with procedural directives of the Materials Bureau. The expiration date of acceptance of this material shall be one year after t he date of manufacture. Any unauthorized tampering or breaking of the seals on the containers between the time of sampling and delivery to the job site will be cause for rejection of the material.
721-06 Thru 721 -19 (Vacant)
721-20 Rapid Hardening Polyme R Concrete
SCOPE. This specification covers the material requirements of a two component, rapid hardening , methyl methacrylate based polymer concrete repair material. The material is used with a primer to repair hardened concrete. MATERIALS REQUIREMENT S.
A.Polymer Concrete Mortar. The polymer concrete mortar shall be a two component methyl methacrylate based system. One component shall be a premixed powder consisting of catalyst, fine fillers, and fine aggregate not to exceed 1/16 inch in size. The o ther component shall be a methyl methacrylate monomer liquid capable of chemically reacting with the powder component such that the mixture hardens to a completely cured condition within three (3) hours at temperatures between 35°F and 100°F inclusive. The working life of the mixture shall be a minimum of 10 minutes and its workability shall be consistent throughout the above temperature range. The shelf life of the unopened components, stored at room temperature and in a dry atmosphere, shall be 6 months, minimum. Material older than 12 months from the date of manufacturer shall not be used.
B.Properties of Cured Polymer Concrete. Polymer Concrete Mortar specimens, when prepared in accordance with the manufacturer's mixing instructions, shall exhibit the following properties when cured 168 ±2 hours at 7 3OF± 5OF: TABLE 721 -20-1 CURED POLYMER CONCRETE REQUIREMENTS Property Test Method Min. Max. Modulus of Rupture, psi ASTM C580 1,500 --- Elastic Modulus, psi ASTM C580 0.5x106 1.0x106 Thermal Expansion Coefficient, in/in/OF ASTM C531 (1.0 to 2.0 ) x 10-5 --- The material shall also exhibit the following properties when tested under NYSDOT Test Method 701-13F: A minimum one hour compressive strength of 2500 psi , a 24 hour strength of 3500 psi , and a 28 day strength of 5000 psi . Be able to withstand 50 cycles of freeze -thaw (10% NaC1 solution) with a maximum loss of 4%.
C.Primer. The primer shall be a two comp onent methyl methacrylate resin system capable of enhancing the bond between the polymer concrete and the substrate. It shall have a curing time of 20 to 60 m inutes at temperatures between 35OF and 100OF inclusive.
721-99 for Site Manager Use
NEW YORK STATE DEPARTMENT OF TRANSPORTATION Section 700 STANDARD SPECIFICATIONS (USC) May 1, 202 4 VOLUME 4 D. Flammability. The polymer concrete shall not support or sustain combustion within five (5) minutes after mixing. PACKAGING. The material delivered from the manufacturer shall be in moisture proof bags and the contents shall weigh within ±3% of the labeled bag weight. The manufact urer's name, address, date of manufacture and mixing instructions shall be printed on each bag. BASIS OF ACCEPTANCE. Application for material approval shall be submitted to the Director of the Materials Bureau accompanied by at least a 50 lbs , productio n run, sample of material. Upon approval, the name of the product will be placed on the Department's Approved List. Products so listed will be acceptable at the work site on the basis of the brand name labeled on the container. The Department reserves the right to sample and test the material at any time.
721-99 for Site Manager Use
SECTION 722 - WATER SUPPLY
722-01 Ductile Iron Water Pipe, Fittings and Encasement
SCOPE. This specification covers the material and quality requirements for ductile iron water pipe, miscellaneous fittings, coatings and encasement. GENERAL. Ductile iron water pipe, fittings and encasement shall conform to the requirements of the following: Cement -Mortar Lining for Ductile -Iron Pipe and Fit tings for Water AWWA C104 / ANSI A21.4 Polyethylene Encasement for Ductile -Iron Pipe Systems AWWA C105 / ANSI A21.5 Ductile Iron and Gray Iron Fittings, 3 through 48 in. diam. for Water AWWA C110 / ANSI A21.10 Rubber -Gasket Joints for Ductile -Iron Pressure Pipe and Fittings AWWA C111 / ANSI A21.11 Flanged Ductile -Iron Pipe with Ductile -Iron or Gray -Iron Threaded Flanges AWWA C115 / ANSI A21.15 Protective Fusion -Bonded Epoxy Coating for the Interior and Exterior Surfaces of Ductile -Iron and Gray -Iron Fittings for Water Supply Service AWWA C116 / ANSI A21.16 Thickness Design of Ductile -Iron Pipe AWWA C150 / ANSI A21.50 Ductile -Iron Pipe, Centrifugally Cast, for Water AWWA C151 / ANSI A21. 51 Ductile -Iron Compact Fittings, 3 through 24 in. diam. and 54 through 64 in. diam. , for Water Service AWWA C153 / ANSI A21.53 BASIS OF ACCEPTANCE. Ductile iron water pipe and fittings will be accepted on the basis of the Manufacturer =s certificati on that the material conforms to this specification. The certification for iron fittings shall list a fitting description, quantity, bare fitting weight and source, (AWWA Standard C110, C153 or Manufacturer, if fitting is not listed in either standard). The certification shall accompany the material delivered to the project site. The Department reserves the right to sample and test this material subsequent to delivery at the project site.
Source: New York Standard Specifications, 2024 Edition. Pages 1099–1105 of 1,264.