• Concrete Mixers | Roads & Bridges

    Jul 16, 2019· Open up to traffic in three to four hours with Rapid Set Latex-Modified Concrete (RSLMC). RSLMC is a Rapid Set Cement based concrete overlay mixture… July 30, 2019

  • MATES-46 - Materials and Technology Engineering and Science

    techniques, and present the outlook for future bridge deck rehabilitation. Latex-Modified Concrete Overlay When a concrete mix is modified bv adding stvrene butadiene latex, it is referred to as a la~ex-mod~fied" con-crete (LMC). This type of overlay has been the Depart-ment preferred choice for all bridge decks for the past 20 years.

  • BRIDGE DECK CONCRETE OVERLAYS - ftp.dot.state.tx.us

    Mar 06, 2018· Steel. Course Aggregate factor of at least 0.55, Class of Concrete CO Latex Modified Concrete Overlays – 24.5 gals/cy of Latex and 18.9 gals/cy of Water (do not usually need that much water), 658 lb/cy of cement. Class of Concrete LMC . 6

  • Design and performance of low shrinkage UHPC for thin ...

    Apr 01, 2021· Cement-based materials that are employed for bonded overlay include conventional concrete (CC) and latex-modified concrete (LMC). However, these materials can exhibit limited service life [ 2 ]. The thickness of bonded CC and LMC overlays can vary between 60 and 125 mm, which can significantly increase the dead load on the bridge structures [ 3 ].

  • Late Life Low Cost Deck Overlays - Iowa

    bridge deck overlay systems that would be more cost effective ... Overlay types included portland cement concrete (PCC) overlays, low-slump dense concrete (LSDC) overlays, high performance concrete (HPC and SFC) overlays, ultra-high performance concrete (UHPC) overlays, latex - modified concrete (LMC) overlays, very early strength LMC (LMCVE ...

  • Overlaying concrete bridge decks with polymer concrete

    olymer concrete is an ex-p e n s i v e overlay material. It can cost twice as much as c o n v entional portland ce-ment concrete and slightly more than latex-modified concre t e . Bu t an increasing number of highway engineers are choosing polymer c o n c r ete for concrete bridge deck rehabilitation, finding that its ad-

  • Home | Hydro-Technologies

    for Concrete Removals One of our specialities READ MORE Fast Track Weekend and Overnight Work Latex Modified Concrete Overlays are excellent structural repairs for bridge decks. The service life of the bridge deck can be extended by 25-30 years because the existing concrete deck facilities are preserved by the "low porosity characteristics ...

  • MICROSILICA MODIFIED CONCRETE FOR BRIDGE DECK OVERLAYS ...

    The study objective was to see if microsilica concrete (MC) is a viable alternative to the latex modified concrete (LMC) usually used on bridge deck overlays in Oregon. The study addresses MC overlays placed in 1989 on 7 portland cement concrete (PCC) bridge decks. This report covers the performance of the overlays during the first year of use.

  • Latex Modified Concrete For Bridge Deck Overlays - Cemen Tech

    Sep 26, 2017· Why Latex Modified Concrete Is Used For Cold Climate Bridge Deck Overlays. Updated November 2019. In colder climates, bridge decks undergo a freeze-thaw cycle more severe than other types of concrete …

  • Rapid Set Concrete Bridge Deck Overlays

    Rapid Set Concrete Bridge Deck Overlays Edward Liberati, P.E., Hydro-Technologies/Modified Concrete Suppliers, (502)693-3253, [email protected] ABSTRACT Latex Modified Concrete (LMC) Overlays have been used to overlay and repair bridge decks since the 1960's.

  • Latex Modified Concrete For Bridge Deck Overlays - Cemen Tech

    Sep 26, 2017· Yet, latex modified concrete is a common way to protect the steel through a bridge deck overlay. How Latex Modified Concrete Developed. In the 1960s, Dow Chemical developed an overlay material using a latex modified concrete. Laboratory studies showed potential for the usage of the resulting concrete for bridge …

  • Latex Modified Concrete for Bridge Deck Overlays

    Feb 17, 2021· Trinseo's Modifier A™/NA Latex and Latex Modified Concrete technology were developed over 50 years ago for rehabilitation of old and worn out bridge deck surfaces. This technology has stood the test of time; both as a technology that continues to be selected for bridge deck overlays, and in actual performance, with many LMC overlays …

  • Bridge Decking - BASF

    The most notable applications are concrete for bridge deck and parking garage overlays. The addition of Styrofan 1186 to conventional unmodified concrete mixtures reduces the amount of water required for the placement of the mix. The lower water typically results in a cured concrete …

  • Latex modified Portland cement overlays : an analysis of ...

    This report describes an evaluation of the latex modified mortar overlay the Route 85 (NBL) bridge over the Roanoke River. While the performance of the overlay has been generally satisfactory, corings and chloride analyses indicate the possibility of future distress beyond the cracking that has been noted to date The problems associated with the overlay have not resulted from the nature of the ...

  • Latex modified fiber reinforced concrete bridge deck ...

    Latex modified fiber reinforced concrete bridge deck overlay : final report. Published Date: . Language: ... Latex-modified concrete (LMC) is Portland cement concrete (PCC) with an admixture of latex. ... Silica fume latex modified concrete bridge deck overlay. [PDF - 1.01 ] Published Date: ...

  • Kejin Wang | Institute for Transportation

    Cement and Concrete Composites, Vol. 62, pp. 156–167. J. Han, K. Wang, J. Shi, and Y. Wang. 2015. ... Iowa Mass Concrete for Bridge Foundations Study – Phase II Sep, 2013 ... Performance Evaluation of Very Early Strength Latex Modified Concrete (LMC-VE) Overlay Jan, 2019 Fiber-Reinforced Concrete in Bridge Decks ...

  • LATEX MODIFIED CONCRETE OVERLAY - Home | Connect …

    LATEX MODIFIED CONCRETE OVERLAY – Very Early Strength(2-11-19) Description . This special provision addresses the requirements for furnishing and placing an overlay of latex modified concrete - very early strength (LMC-VES) over existing concrete or repair concrete on bridge decks.

  • LATEX MODIFIED CONCRETE OVERLAY(2-11-19) - NCDOT

    LATEX MODIFIED CONCRETE OVERLAY(2-11-19) Description . ... Remove all loose aggregate from the latex cement brushed surface prior to latex concrete placement (NOTE: For surfaces not prepared with hydro-demolition brush the lean latex mixture over horizontal and vertical surfaces). ... The mixer is not permitted on the bridge deck unless ...

  • Shrinkage of Latex-Modified and Microsilica Concrete ...

    Bridge deck overlays in ia are usually either latex-modified concrete or microsilica concrete, and both types of overlay are considered equivalent in terms of performance. However, the latex-modified concrete overlays are more expensive to construct than the microsilica concrete overlays.

  • Bridge No. 513/32, SR 5 Overcrossing NE 145th Street ...

    Bridge decks, Concrete curing, High early strength cement, Latex modified concrete, Overlays (Pavements), Street closure, Time Keywords: bridge deck overlay, concrete additives, bridge deck repairs, latex modified concrete, I-5, Interstate 5, Seattle, Washington state …

  • 426 LATEX MODIFIED CONCRETE OVERLAY FOR BRIDGE DECKS - …

    Jun 09, 2020· 426.04.04 Latex Modified Concrete Overlay will be measured and paid for at the Contract unit price per cubic yard for the Latex Modified Concrete Overlay item. Measurement for the volume of concrete will be based on the meter readings on the mixers dispensing the latex modified concrete excluding the calculated volume of any waste.

  • 426 LATEX MODIFIED CONCRETE OVERLAY FOR BRIDGE …

    Jun 09, 2020· 426.04.04 Latex Modified Concrete Overlay will be measured and paid for at the Contract unit price per cubic yard for the Latex Modified Concrete Overlay item. Measurement for the volume of concrete will be based on the meter readings on the mixers dispensing the latex modified concrete excluding the calculated volume of any waste.

  • Styron Showcases Modifier A™ / NA Latex for Bridge Deck ...

    Nov 15, 2013· Styron will highlight its Modifier A™/NA Latex, the performance-enhancing cement additive for Latex Modified Concrete (LMC) systems, at the 2013 /PennDOT Fall Seminar. The event will run from November 20 – 22 at the Hershey Lodge and Conference Center in Hershey, Pa. Styron will be exhibiting at Booth # 87. Modifier A™/NA Latex is a latex admixture for bridge deck overlays…

  • Latex Modified Concrete Bridge Deck Overlay Standard ...

    Bridge Deck Overlay, Additional, is paid based on the actual cost of the materials as invoiced by the material supplier, or at a pre-determined unit bid price as set up in the contract, to as closely as possible capture the actual cost of the extra materials only. Payment for bid items for Latex Modified Concrete Overlay will be made under:

  • Burlington Northern Railroad Overcrossing Bridge ...

    bridge deck overlay, concrete additives, bridge deck repairs, LMC, latex modified concrete, microsilica concrete, silica flume, Skagit County, Washington state Created Date 11/15/2006 9:09:38 AM

  • BRIDGE DECK SERVICE LIFE PREDICTION AND COST - ia …

    maintenance method, polymer overlays and rehabilitation method, concrete overlays either micro-silica or latex-modified concrete. VDOT officials compiled a list of potential bridge decks and indicated whether or not fly ash or slag were used in the deck concrete, the type of …

  • Silica fume latex modified concrete bridge deck overlay.

    The Oregon Department of Transportation has used either Silica Fume or Latex Modified Concrete (LMC) to lower chloride permeability in bridge deck overlays. On this project a new project combining both silica fume and LMC was used. The overlay was completed in July of 1993. Three years later, only a few cracks had developed.

  • Extend Bridge Deck Lifespan with an SBR Latex | Where ...

    Apr 23, 2020· BASF has supplied STYROFAN® 1186 into LMC applications for refurbishing and new bridge construction for over 40 years, and it can be seen in service from floating bridges over Lake Washington in Seattle, WA to the Ravenel Bridge over the Cooper River in Charleston, SC.. Latex modified concrete has a long-proven history in bridge deck surfaces. In 1979, the US Federal …

  • Concrete Mixers | Roads & Bridges

    Jul 16, 2019· Open up to traffic in three to four hours with Rapid Set Latex-Modified Concrete (RSLMC). RSLMC is a Rapid Set Cement based concrete overlay mixture… July 30, 2019

  • MATES-46 - Materials and Technology Engineering and Science

    techniques, and present the outlook for future bridge deck rehabilitation. Latex-Modified Concrete Overlay When a concrete mix is modified bv adding stvrene butadiene latex, it is referred to as a la~ex-mod~fied" con-crete (LMC). This type of overlay has been the Depart-ment preferred choice for all bridge decks for the past 20 years.

  • BRIDGE DECK CONCRETE OVERLAYS - ftp.dot.state.tx.us

    Mar 06, 2018· Steel. Course Aggregate factor of at least 0.55, Class of Concrete CO Latex Modified Concrete Overlays – 24.5 gals/cy of Latex and 18.9 gals/cy of Water (do not usually need that much water), 658 lb/cy of cement. Class of Concrete LMC . 6

  • Design and performance of low shrinkage UHPC for thin ...

    Apr 01, 2021· Cement-based materials that are employed for bonded overlay include conventional concrete (CC) and latex-modified concrete (LMC). However, these materials can exhibit limited service life [ 2 ]. The thickness of bonded CC and LMC overlays can vary between 60 and 125 mm, which can significantly increase the dead load on the bridge structures [ 3 ].

  • Late Life Low Cost Deck Overlays - Iowa

    bridge deck overlay systems that would be more cost effective ... Overlay types included portland cement concrete (PCC) overlays, low-slump dense concrete (LSDC) overlays, high performance concrete (HPC and SFC) overlays, ultra-high performance concrete (UHPC) overlays, latex - modified concrete (LMC) overlays, very early strength LMC (LMCVE ...

  • Overlaying concrete bridge decks with polymer concrete

    olymer concrete is an ex-p e n s i v e overlay material. It can cost twice as much as c o n v entional portland ce-ment concrete and slightly more than latex-modified concre t e . Bu t an increasing number of highway engineers are choosing polymer c o n c r ete for concrete bridge deck rehabilitation, finding that its ad-

  • Home | Hydro-Technologies

    for Concrete Removals One of our specialities READ MORE Fast Track Weekend and Overnight Work Latex Modified Concrete Overlays are excellent structural repairs for bridge decks. The service life of the bridge deck can be extended by 25-30 years because the existing concrete deck facilities are preserved by the "low porosity characteristics ...

  • MICROSILICA MODIFIED CONCRETE FOR BRIDGE DECK OVERLAYS ...

    The study objective was to see if microsilica concrete (MC) is a viable alternative to the latex modified concrete (LMC) usually used on bridge deck overlays in Oregon. The study addresses MC overlays placed in 1989 on 7 portland cement concrete (PCC) bridge decks. This report covers the performance of the overlays during the first year of use.

  • Latex Modified Concrete For Bridge Deck Overlays - Cemen Tech

    Sep 26, 2017· Why Latex Modified Concrete Is Used For Cold Climate Bridge Deck Overlays. Updated November 2019. In colder climates, bridge decks undergo a freeze-thaw cycle more severe than other types of concrete …

  • Rapid Set Concrete Bridge Deck Overlays

    Rapid Set Concrete Bridge Deck Overlays Edward Liberati, P.E., Hydro-Technologies/Modified Concrete Suppliers, (502)693-3253, [email protected] ABSTRACT Latex Modified Concrete (LMC) Overlays have been used to overlay and repair bridge decks since the 1960's.

  • Latex Modified Concrete For Bridge Deck Overlays - Cemen Tech

    Sep 26, 2017· Yet, latex modified concrete is a common way to protect the steel through a bridge deck overlay. How Latex Modified Concrete Developed. In the 1960s, Dow Chemical developed an overlay material using a latex modified concrete. Laboratory studies showed potential for the usage of the resulting concrete for bridge …

  • Latex Modified Concrete for Bridge Deck Overlays

    Feb 17, 2021· Trinseo's Modifier A™/NA Latex and Latex Modified Concrete technology were developed over 50 years ago for rehabilitation of old and worn out bridge deck surfaces. This technology has stood the test of time; both as a technology that continues to be selected for bridge deck overlays, and in actual performance, with many LMC overlays …

  • Bridge Decking - BASF

    The most notable applications are concrete for bridge deck and parking garage overlays. The addition of Styrofan 1186 to conventional unmodified concrete mixtures reduces the amount of water required for the placement of the mix. The lower water typically results in a cured concrete …

  • Latex modified Portland cement overlays : an analysis of ...

    This report describes an evaluation of the latex modified mortar overlay the Route 85 (NBL) bridge over the Roanoke River. While the performance of the overlay has been generally satisfactory, corings and chloride analyses indicate the possibility of future distress beyond the cracking that has been noted to date The problems associated with the overlay have not resulted from the nature of the ...

  • Latex modified fiber reinforced concrete bridge deck ...

    Latex modified fiber reinforced concrete bridge deck overlay : final report. Published Date: . Language: ... Latex-modified concrete (LMC) is Portland cement concrete (PCC) with an admixture of latex. ... Silica fume latex modified concrete bridge deck overlay. [PDF - 1.01 ] Published Date: ...

  • Kejin Wang | Institute for Transportation

    Cement and Concrete Composites, Vol. 62, pp. 156–167. J. Han, K. Wang, J. Shi, and Y. Wang. 2015. ... Iowa Mass Concrete for Bridge Foundations Study – Phase II Sep, 2013 ... Performance Evaluation of Very Early Strength Latex Modified Concrete (LMC-VE) Overlay Jan, 2019 Fiber-Reinforced Concrete in Bridge Decks ...

  • LATEX MODIFIED CONCRETE OVERLAY - Home | Connect …

    LATEX MODIFIED CONCRETE OVERLAY – Very Early Strength(2-11-19) Description . This special provision addresses the requirements for furnishing and placing an overlay of latex modified concrete - very early strength (LMC-VES) over existing concrete or repair concrete on bridge decks.

  • LATEX MODIFIED CONCRETE OVERLAY(2-11-19) - NCDOT

    LATEX MODIFIED CONCRETE OVERLAY(2-11-19) Description . ... Remove all loose aggregate from the latex cement brushed surface prior to latex concrete placement (NOTE: For surfaces not prepared with hydro-demolition brush the lean latex mixture over horizontal and vertical surfaces). ... The mixer is not permitted on the bridge deck unless ...

  • Shrinkage of Latex-Modified and Microsilica Concrete ...

    Bridge deck overlays in ia are usually either latex-modified concrete or microsilica concrete, and both types of overlay are considered equivalent in terms of performance. However, the latex-modified concrete overlays are more expensive to construct than the microsilica concrete overlays.

  • Bridge No. 513/32, SR 5 Overcrossing NE 145th Street ...

    Bridge decks, Concrete curing, High early strength cement, Latex modified concrete, Overlays (Pavements), Street closure, Time Keywords: bridge deck overlay, concrete additives, bridge deck repairs, latex modified concrete, I-5, Interstate 5, Seattle, Washington state …

  • 426 LATEX MODIFIED CONCRETE OVERLAY FOR BRIDGE DECKS - …

    Jun 09, 2020· 426.04.04 Latex Modified Concrete Overlay will be measured and paid for at the Contract unit price per cubic yard for the Latex Modified Concrete Overlay item. Measurement for the volume of concrete will be based on the meter readings on the mixers dispensing the latex modified concrete excluding the calculated volume of any waste.

  • 426 LATEX MODIFIED CONCRETE OVERLAY FOR BRIDGE …

    Jun 09, 2020· 426.04.04 Latex Modified Concrete Overlay will be measured and paid for at the Contract unit price per cubic yard for the Latex Modified Concrete Overlay item. Measurement for the volume of concrete will be based on the meter readings on the mixers dispensing the latex modified concrete excluding the calculated volume of any waste.

  • Styron Showcases Modifier A™ / NA Latex for Bridge Deck ...

    Nov 15, 2013· Styron will highlight its Modifier A™/NA Latex, the performance-enhancing cement additive for Latex Modified Concrete (LMC) systems, at the 2013 /PennDOT Fall Seminar. The event will run from November 20 – 22 at the Hershey Lodge and Conference Center in Hershey, Pa. Styron will be exhibiting at Booth # 87. Modifier A™/NA Latex is a latex admixture for bridge deck overlays…

  • Latex Modified Concrete Bridge Deck Overlay Standard ...

    Bridge Deck Overlay, Additional, is paid based on the actual cost of the materials as invoiced by the material supplier, or at a pre-determined unit bid price as set up in the contract, to as closely as possible capture the actual cost of the extra materials only. Payment for bid items for Latex Modified Concrete Overlay will be made under:

  • Burlington Northern Railroad Overcrossing Bridge ...

    bridge deck overlay, concrete additives, bridge deck repairs, LMC, latex modified concrete, microsilica concrete, silica flume, Skagit County, Washington state Created Date 11/15/2006 9:09:38 AM

  • BRIDGE DECK SERVICE LIFE PREDICTION AND COST - ia …

    maintenance method, polymer overlays and rehabilitation method, concrete overlays either micro-silica or latex-modified concrete. VDOT officials compiled a list of potential bridge decks and indicated whether or not fly ash or slag were used in the deck concrete, the type of …

  • Silica fume latex modified concrete bridge deck overlay.

    The Oregon Department of Transportation has used either Silica Fume or Latex Modified Concrete (LMC) to lower chloride permeability in bridge deck overlays. On this project a new project combining both silica fume and LMC was used. The overlay was completed in July of 1993. Three years later, only a few cracks had developed.

  • Extend Bridge Deck Lifespan with an SBR Latex | Where ...

    Apr 23, 2020· BASF has supplied STYROFAN® 1186 into LMC applications for refurbishing and new bridge construction for over 40 years, and it can be seen in service from floating bridges over Lake Washington in Seattle, WA to the Ravenel Bridge over the Cooper River in Charleston, SC.. Latex modified concrete has a long-proven history in bridge deck surfaces. In 1979, the US Federal …