Non contact spice distance 6 and 15 splice length splice length is the distance the two bars are overlapped. Tensile capacity of grouted splice sleeves request pdf. Corning 806102880 3m fiber optic splice sleeve, 50 pack. The nmb splice sleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Pour or pump ss mortar mixed into the wide end opening of the sleeves. Interlok and the nmb splice sleeve, for suitability in connecting precast concrete structural elements. Asic may deregister the company when two months have passed since publication of this notice. Nmb splice sleeve system, for precast concrete creating. The nmb splicesleeve system has been the original and most effective grouted sleeve coupler for full tension and compression precast, cip, tiltup, and other connections for over 40 years. Experimental evaluation and analytical simulation of bridge columntofooting joints connected using grouted splice sleeves in seismic regions m. Seismic retrofit of spliced sleeve connections for precast.
The grout is gravity fed into the splice sleeve and the upper member with projecting rebar is erected into position. Barsplice high quality mechanical splicing solutions. They boast cuttingedge columntocolumn and columntofoundation connections using the nmb splicesleeve system and can even be erected without ever leaving the ground. The models 5ux and 6ux satisfy the astm a536 grade 654512 minimum yield and tensile strength of 65,000 and 45,000 psi respectively, models 7ux through model 14ux. Enhanced ductility capacity may be achieved when fg sleeve is inside the cap beam. The nmb splicesleeve system is a proven method for connecting precast reinforced concrete structural members. This method uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink highearly strength grout. This flexible sleeve will accommodate up to 900um diameter fiber with an after shrink diameter of only 1. Precast erection splice sleeve spanishespanol 4142017. Numerical analysis on tensile properties of groutfilled splice. The material properties of the nmb splicesleeve iron castings conform to proprietary specification based on astm a53684. Seismic evaluation of grouted splice sleeve connections for reinforced precast concrete bridge piers chris p.
Like legos, our precast pieces fit together easily and effortlessly. Panjiva uses over 30 international data sources to help you find qualified vendors of nmb splice sleeve. Evaluation of groutfilled mechanical splices for precast. They used the trademark attorney firm griffith hack to file this trademark. Flexible mini series fusion splice protection sleeve. The nmb splicesleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement. In these systems, sleeves are in serted around th e r einforcing bar in one component during. Pcmaccaltrans workshop caltrans translab sacramento, ca. The material properties of the nmb splice sleeve iron castings conform to proprietary specification based on astm a53684. Nmb splice sleeve systems by splice sleeve japan, ltd 1275286.
The nmb splicesleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a. Nmb splice sleeve grouted couplers for grade 60 bar with sizes of no. The interior of the sleeve is then filled with ss mortar grout. Nmb splice sleeve systems with trademark number 1275286 was lodged on 03122008 and has a status of registeredprotected. Richmond db grout sleeve splice is suitable for joining reinforcement bars end to end.
The nmb splice sleeve system is submitted to ha and is discussed with has project team and cse dc. Evaluation of grouted splice sleeve connections for precast. There is limited data for use of this connection in bridges located in moderatetohigh seismic regions. Experimental evaluation and analytical simulation of bridge. Sleeve threaded with friction welds x hrc 500510 standard coupler two piece sleeve with forged upset conical heads x x x x splice sleeve north america, inc. Splice protection splice protection sleeves afl offers a wide selection of fiber protection sleeves to meet any application. Products we produce precastprestressed beams for highway construction commercial products for parking garages and buildings how we got into 3d modeling and b. Sep 25, 2017 the nmb splice sleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Jim schroder from nmb splice sleeves presented the splice sleeve coupler system and their application. The column and cap beam details for the column to bent cap beam connection are shown in figure 2. Pages from alp nmb splice sleevesnx11 a11w alp supply. Pcmaccaltrans workshop caltrans translab sacramento. The applicantowner of the trademark is registered as splice sleeve japan, ltd. Type ii connections will utilize the lenton interlock mechanical splice system.
Shop smouv fiber optic splice heat shrink protective sleeve by commscope smouv112001 at graybar, your trusted resource for fiber optic splice closure. Experimental evaluation and analytical simulation of. Splice sleeve had a successful exhibit at this year pci national convention and bridge conference. They are inherently fireproof, so the expensive fireproofing process needed for steel is unnecessary. Instruction manual plant operations nmb splice sleeve. Nmb splice sleeve manufacturers suppliers of nmb splice. Seismic evaluation of grouted splice sleeve connections for. Splice and shear beam structure strength of materials. We are the worlds largest and fastest growing digital content management system for bim objects. Smouv fiber optic splice heat shrink protective sleeve. Nmb splice sleeve, sleeve lock by dayton superior, and lenton interlok. Singapore nmb splice sleeve rebar mechanical grout coupler. Cfrp jackets for concrete joints using two types of connector systems.
Pcsc established in april 2001 tekla xsteel selected from a field of major software vendors autodesk, bentley, nemetschek, solidworks tekla structures precast released for commercial use in. It was noted that aci 550 allows castinplace detailing in precast structures. Supplementary information will be submitted on early august 2018. Nmb splice sleeve, sleeve lock by day ton superior, and l enton interlok. The fp series is the industry standard for durable and lasting protection of single fiber splices in field installations, while the fp04t and fp05 provide the same durable protection for 8 and 12 fiber ribbon. This report describes a research program conducted to evaluate the. It is designed to provide structural integrity between load bearing precast concrete elements such as columns, beams, shear walls, and panels. Fg sleeve was found promising for moderateseismic zones, if the limitation on displacement ductility is accounted for.
Reinforcing bars to be spliced are inserted into the sleeve to. Bimobject corporation, acknowledged by investors with a global red herring 100 award, and a public company on nasdaq omx. Sleevethreaded with friction welds x hrc 500510 standard coupler two piece sleeve with forged upset conical heads x x x x splice sleeve north america, inc. Splicing any type of deformation of reinforcing bar g bar when spliced. Gg sleeve was found promising for highseismic zones, if the. By means of market leadership, sales expertise and worldwide distribution, we consistently provide customerfocused solutions that provide the highest quality results and costeffective installations. In addition, design recommendations will be developed, including abc standard drawings.
Source manufacturer approval comments bargrip xl bs0010. Assuming a specified 90 ksi ultimate strength for grade 60 bars, these couplers meet the. R1512 evaluation of groutfilled mechanical splices for. With more than 15 years of experience, we are confident in providing reliable products with strong technical support at competitive prices. Reinforcing bars to be spliced are inserted into the sleeve to meet approximately at the center of the sleeve. Mechanical rebar splices by means of groutfilled steel sleeves with frustoconical geometry into which a nonshrink, highstrength grout is introduced using a low pressure pump, the splice to meet the type 1 or 2 requirements of aci 318. Seismic evaluation of grouted splice sleeve connections. Jlfc pte ltd supplies high quality building materials and solutions for the construction industry. Jim schroder from nmb splicesleeves presented the splice sleeve coupler system and their application. Spiral splice length equal to two extra turns was found satisfactory. Nmb splice sleeve alp2020 ux series nmb splice sleeve 2 narrow end diameter the nmb splice sleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Evaluation of groutfilled mechanical splices for precast concrete construction. Base section and wall w nmb connection option column with panels option t wall fire wall option elev.
Grout sleeve couplers ancon hm grout sleeves have been designed to cater for the rebar tolerancebar alignment issues associated with joining precast concrete elements together. The db grout sleeve splice system is a two piece splicing technique for splicing bars of equal size standard splice or different size transition splice. E m isaligned reinforcing bars with gh ssmortar net wt. Pdf influence of rectangular steel splicesleeve for precast. Nmb splice sleeve 2 narrow end diameter the nmb splice sleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Shop 3m fiber optic splice sleeve, 50 pack by corning 806102880 at graybar, your trusted resource for fiber optic splice accessories and other corning products. Reinforcing bars to be spliced are inserted into the sleeve to meet. Specifically the nmb splice sleeve system and the lenton interlock system will be evaluated for column to footing and column to bent cap beam connections using precast concrete elements. Nmb splice sleeve pomeroy corporation precision imagery hansen spancrete of california sumiden wire white cap the industrial advisory panel gave freely of their time and advice throughout the project, for which the authors are deeply indebted. Nmb nmb splice sleeve alp2020 ux series nmb splice sleeve 2 narrow end diameter the nmb splice sleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Asic proposes to deregister the company under section 601ab. The nmb splicesleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. The grouted splice sleeve gss connection is being considered for. Note that type i connections will utilize the nmb splice sleeve system.
Plastic pipe sleeves psseries watts free bim object. This report evaluates two proprietary groutfilled mechanical reinforcement splices, the lenton interlok and the nmb splice sleeve, for suitability in connecting precast concrete structural elements. F splice sleeve grout injection system smm material code, 0806m00230 4432 nmb splice sleeve 16 x 16 5 x 5 19 x 19 6 x 6 22 x 22 7 x 7 25 x 25 8 x 8 29 x 29 9 x 9 32 x 32 10 x 10 43 x 43 14 x 14 splice sleeve north america, inc. Nmb splice sleeve systems by splice sleeve japan, ltd. Splice technologies flexible mini series fusion splice protection sleeve is designed to provide an efficient and economical alternative to fiber recoating devices. Refer to page 12 of this document for additional information. Nmb nmb splice sleeve alp2020 ux series nmb splice sleeve 2 narrow end diameter the nmb splicesleeve is a mechanical coupler for splicing reinforcing bars which uses a cylindrical shaped steel sleeve filled with a portland cement based nonshrink high early strength grout. Since this product does not incorporate any rigid strength member, it is ideal for mandrel wrap, splittercoupler packages or. Nmb splicesleeves have been used in a number of different applications both in castinplace and precast concrete structures. The testing program included slip, fatigue, ultimate load, and creep. Precast concrete pipe racks alfred miller contracting. Over the last few decades, the use of precast concrete components have been significantly increasing in building and bridge construction due to their quality, durability, and speed of construction. Ameli, phd candidate saratoga springs, ny april 2015.