f. Wall bracing, shear panels or other means of obtaining required lateral bracing (see Figure 11). 1-5/8" Metal Framing. Seismic Isolation System Go to pages 8-15 to select the bracing type for typical installations. (FEMA 74, 1994) Section 13.6 of ASCE 7-10 provides the requirements of seismic bracing for mechanical and electrical components. 2. Exterior Elevation Views (See Figure 4) a. Medium-duty channel system (HS) Medium-duty channel systems for the installation of pipe supports, ventilation ducts and cable trays. requirements for various seismic bracing schemes. The results of Phase I research has established and evaluated design Rigid floor-mounted equipment: Do not shim, or attach directly to the steel structure or concrete structure. Process Requirements. Attaching clevis-type hangers are not acceptable. General Hardware. Sprinkler piping seismic restraints Connections of sprinkler system at modular splits on site Division 22 - Plumbing Building sanitary drainage/venting piping and fittings supply and installation at plant Building storm drainage piping and fittings supply and installation at plant Building domestic water piping and fittings supply Pipe Clamps/Hangers. UFGS Master Updated August 25, 2022; Posted August 25, 2022. Lateral bracing must be provided at intervals not exceeding 40 ft-0 in. Over 15,000 projects completed internationally. the seismic force requirements for new structures if all of the following are met. As a component of a seismic bracing system a branch line restraint (BLR) performs a critical function. The CBC 20071614A.1.14 ASCE 7 Section 13.6.7. Diversity of use product work with any strut trapeze assembly including mechanical and electrical pipe and duct and cable tray. For the most current adoptions details go to International Code Adoptions. Our products are known and respected by installers, designers and fire protection authorities worldwide. for bracing requirements as designated in approved construction documents. Details Branch Line Restraint Pipe Attachment Ideal for restraining 1" (25 mm) through 2" (50 mm) branch lines using threaded rods. Basic Connections, Perimeter, and Lateral Splay Bracing. Normally equipment is arranged in the process fluid flow sequence. 2)the new addition does not increase the seismic forces in any element of the existing building by more than 10%. Stress in the pipes that are comparable to those required by ASME B31.1-1986 will be maintained. See Section R301.2.2.2.5, Item 1, for additional limitations on cantilevered floor joists for detached one- and two-family dwellings in Seismic Design Category D 0, D 1, or D 2 and townhouses in Seismic Design Category C, D 0, D 1 or D 2. g. A full-depth rim joist shall be provided at the unsupported end of the cantilever joists. General Requirements 4. No special tools needed one wrench size fits all required hardware. The code based requirements for the restraint of pipe and duct are found in the following references. Component Bracing Building Codes require seismic bracing of certain ppp ,ipes, conduits, or ducts, but questions still persist as to why, how, where, or even if bracing is needed. g. seismic bracing points shall be submitted on contractor's coordinated shop drawings. 5. 3. When supporting pressure piping, spacing of seismic bracing should not exceed two (2) times the vertical support spacing. Stress in the pipes that are comparable to those required by ASME B31.1-1986 will be maintained. 4. Additionally, a Level 2 inspection is required upon the sale or transfer of a property or after an operation malfunction or external event that is likely to have caused damage to the chimney. Designed specifically for greater flexibility and ease-of-use. Double joists, sized to adequately support the load, that are separated to permit the installation of piping or vents shall be full-depth solid blocked with lumber not less than 2 inches (51 mm) in nominal thickness spaced not more than 4 feet (1219 mm) on Seismic Bracing Requirements for Nonstructural Components. 12 Inch Rule: When a distributed system such as conduit ducts or pipes are suspended from the structure with hangers less than 12 inches in length, seismic bracing is not required. If the support carrying multiple pipes or conduits weighs less than 10 pound/feet of lineal weight When supporting pressure piping, spacing of seismic bracing should not exceed two (2) times the vertical support spacing. Pipe, cable tray and air duct support systems for seismic zones all based on extensive research and testing of seismic-resistant structures. Bracing system performance can be ensured when compliance to the guidelines set by the National Fire Protection Association (NFPA) are followed. h. contractor to submit written certification, by a structural or civil engineer registered in the state of california that the piping and ductwork is installed in compliance with the requirements of the 2013 Duct construction to conform to the appropriate SMACNA publications. The guide addresses the seismic design of piping systems or the retrofit of existing piping systems. General Requirements 1. Fuel-oil storage equipment, including tanks, pumps, valves, transfer, return, fill and vent piping, hangers and bracing, fill and vent terminals, and related systems regulated by the New York City Mechanical Code Section 1308, See BC 1704.17. USACE Safety and Health Requirements (PDF) EM_385-1-1 [2014] Safety and Health Requirements Manual | Jonski Camus - Academia.edu Academia.edu no longer supports Internet Explorer. 12, 440 lb. Our one-stop solution for seismic bracing, cable tray, pipe hangers, strut systems and fasteners takes the guesswork out of your next project. Seismic supports are not required for piping systems where one of the following conditions is met: 1. Piping is supported by rod hangers; hangers in the pipe run are 12 in. (305 mm) or less in length from the top of the pipe to the supporting structure; Brace or Bracing Support-A device primarily intended to resist displacement of piping due to forces other than thermal expansion and gravity. In order to make sure your company is properly Seismic restraints may be omitted from piping systems, provided that an approved method of preventing release of the contents of the piping system in the event of a break is provided. In Seismic Design Categories D 0, D 1 and D 2 in addition to the requirements of this code, cold-formed steel framing shall comply with the requirements of AISI S230. OSHPD 3 requirements for clinics shall only be applied to clinics that are licensed pursuant to Health and Safety Code (H&S) Section 1200 (which includes primary care clinics and specialty clinics) or outpatient services of a hospital licensed pursuant to H&S Section 1250. Modify ASCE 7 Section 13.6.7 by the following: Requirements of this section shall also apply for lp=1.5 The IBC 2009 1613.6.8 HVAC ductwork with Ip = 1.5. There are several different types of sprinkler piping support, this blog will discuss hangers (including trapeze hangers) pipe stands and riser clamps. Function: Designed for bracing pipe against sway and 02X04 01.50X04 seismic disturbances in accordance with NFPA 13. Lateral sway bracing shall be provided on all feed and cross mains regardless of size and all branch lines and other piping with a diameter of 2-1/2 in (65 mm) and larger. Requirements. pp. 1. If a shared support structure is used to support sprinkler pipe and other distribution systems per 9.1.1.3.1 and that structure does not provide seismic resistance as required in 9.3.5.1.4, the following shall be met: . A requirement like gravity flow (Equipment Drain piping), Thermosyphon system should be considered, Limitation of pressure & temperature (process parameters) to be considered The specifications below are for standard applications. ISAT Seismic Bracing is a global provider of engineering services, consulting services and restraint system components for nonstructural seismic bracing. Where lateral restraints are omitted, the piping, ducts or conduit shall be installed such that lateral motion of Doors, windows and other openings. Seismic bracing is not required per ASCE 7 if the ducts or piping are supported 12 in. (65 mm) in diameter and larger (lateral bracing only) 1)the new addition meets the seismic force requirements for new buildings. Nonstructural Earthquake Damage Has Financial and Life Safety Consequences Pipe Rollers & Brackets. that seismic bracing requirements for buildings is not new. ISO 16134 defines three performance criteria, with performance levels for each criterion: Seismic Bracing for Fire Fighting System 1) Listed Sway Brace Assembly 2) Wraparound U-Hook satisfying the requirements of 9.3.5.5.11 3) No. Hanger/seismic bracing Annually 5.2.3 Pipe and fittings Annually 5.2.2 Sprinklers Annually 5.2.1 Spare sprinklers Annually 5.2.1.4 Information sign Annually 5.2.8 Fire department connections Quarterly Table Valves (all types) Per Table 13.1.1.2 Table Obstruction, internal inspection of piping Every 5 years 13.1.1.2 14.2 3. Thermal expansion not given but must be considered. Seismic. Ezystrut offers a range of seismic solutions that comply with Australian Standard AS1170.4. APPENDIX A SIZING AND CAPACITIES OF GAS PIPING. Why TOLCO seismic bracing? For over 45 years, TOLCO seismic bracing products have been installed around the world where earthquakes are . Seismic Code Requirements John W. Wallace, Ph.D., P.E. on center or less or if the area of the duct is less than 6 sq ft. provided where Seismic Zone Factor, "Z" value is 0.10 or greater, and for piping and ductwork where "Z" value is 0.20 or greater. The value of S DS determined in accordance with Section 1613.2 of the International Building Code is permitted to be used to set the seismic design category in accordance with Table R301.2.2.1.1, and to interpolate between values in Tables R602.10.3(3) and R603.9.2(1) and other seismic design requirements of this code. To see all of the requirements for hanging and bracing be sure to read chapter 17 of NFPA 13. An iso-seismal map is used to determine the hazard for a particular location in the seismic design standard that engineers use. Special Inspection for Fuel Storage and Fuel-Piping Systems . When supporting pressure piping, spacing of seismic bracing should not exceed two (2) times the vertical support spacing. Proper interconnection between equipment to achieve intended process parameters. plumbing, mechanical, fuel gas and electrical requirements for one- and two-family dwellings and townhouses up to three stories. 4. 2006 ibc 3403.2.3.1 (2) All longitudinal-only bracing must be physically attached to pipe. General Fittings. Flash tanks. Our seismic team will work to Obstacles such as bookcases blocking exit doors or falling debris may prevent occupants from leaving a building after a seismic even Typical vertical supports per local building code must be used. Valves over 20 pounds must have individual seismic bracing. The system piping shall be braced to resist both lateral and longitudinal horizontal seismic loads and to prevent vertical motion resulting from seismic loads. A sprinkler system installed in a building that is subject to seismic activity may require seismic bracing by the local or state building code . Get equipped for today's hazards by getting up-to-code with the new industry standard for the automatic sprinkler system design, installation, and acceptance testing; hanging and bracing systems; underground piping; and seismic protection. The sprinkler pipe shall be braced using the method in 9.3.5.6 with the zone of influence including the water- filled sprinkler pipe and all other distribution systems that The third edition of the Seismic Restraint Manual was written to be compliant with IBC 2006 and ASCE 7-05. View an alternate solution that delivers additional options. Coursework also covers acceptance testing, hanging and bracing of systems, underground piping, and seismic protection. R301.2.2.9 Masonry chimneys. Currently, there are no equivalent seismic standards for other types of pipe materials. Included in the bracing schemes evaluated, was an energy-dissipative scheme which uses flexible, damped restraints, rather than conventional rigid bracing, to mitigate excessive piping response. R502.4 Joists under bearing partitions.. Joists under parallel bearing partitions shall be of adequate size to support the load. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. To simplify the design and construction of light timber-framed and smaller concrete block masonry buildings in these regions, New Zealands construction standards divide the country into four earthquake risk zones. Refer to Figure 67 (page 63) for optional transverse and longitudinal bracing. The following are all the IBC Category C 2 Code Requirements for lay-in acoustical panels and direct-hung acoustical tiles. 145 - 161 Ghasemi Marziyeh Zhang Chunwei Khorshidi Hossein Sun Li "Seismic performance assessment of steel frames with slack cable bracing systems. Details Manual Swaging Tool Single size and multi-size tool to swage (crimp) oval sleeves onto cable (wire rope) brace to lock it in place. 2.15.1.2 Earthquake-resistive design for HVAC equipment shall be. The following is a broad overview of requirements, methods, and Design Professional Requirements: Sprinkler Applicability of Code. 2006 ibc 3403.2.3.1 (1). //Seismic bracing details for piping.// Manufacturer's certified data report, Form No. User note: About this chapter: Chapter 7 provides the technical requirements for those existing buildings that undergo Level 1 alterations as described in Section 503, which includes replacement or covering of existing materials, elements, equipment or fixtures using new materials for the same purpose. U-1, for ASME pressure vessels: Heat Exchangers (Steam-to-Hot Water). ISAT Partners with Piping Contractors! Bracing Systems provide contractors with high-quality, engineered solutions, which include rigid bracing, cable bracing and rod stiffeners. Criteria apply to wet, dry, preaction, and deluge sprinkler systems utilized for: Life safety; Property protection; Mission continuity; Heritage preservation; Environmental fire safety objectives Over 15,000 projects completed internationally. Phased Project Vesting Requirements; Pre-fabricated Booths and Pods (Building and Fire Divisions) Risk Category Occupant Load Calculation; Seismic Basin Amplification Factor. This manual is required to be on the job site. Channel Nuts. ISAT Seismic Bracing provides custom engineering products and services for nonstructural utilities. In fact, since the early Seismic Bracing for Sprinkler Piping and Standpipes can be complicated, confusing, stressful and expensive if you are not educated nor prepared to handle seismic bracing requirements. 3. opa-0125 nusig seismic support devices. For existing buildings, sprinkler work should comply with the 2014 Administrative Code, section 28-101.4.3 and the remainder of the Construction Codes, but in particular Building Code (BC) Chapter 9.Per the current 2014 Administrative Code, section 28-101.4.3, additions, alterations or modifications to of the end of the main [section 9.3.5.5.5], and the maximum load F PW which the braces transmit to the piping must ISAT Seismic Bracing provides custom engineering products and services for nonstructural utilities. on center [section 9.3.5.5.2.2], within 6 ft-0 in. Fire sprinkler systems comply with the bracing and anchorage requirements of NFPA 13, 1994 edition, or subsequent applicable standards. TOLCO seismic bracing products are manufactured in Reno, Nevada and the TOLCO seismic engineering team is located on the Ring of Fire in Fontana, California. Source: FEMA E-74 Seismic bracing for ductwork, heavy HVAC equipment, electrical systems, and pipe is complicated Spool of pre-stretched color coated restraint cable for seismic bracing. Stress in the pipes that are comparable to those required by ASME B31.1 will be maintained. The "Z" values for VA sites are listed in VA Handbook H-18-8. Trapeze Hangers. Fire protection challenges have changed along with construction materials and types of storage. prevalent. This chapter, similar to other chapters of this code, covers all Compliance with regulatory requirements. Seismic supports ISAT Partners with Plumbing Contractors. Unistrut Metal Framing. Also, refer to the manual that was used to design the seismic bracing. b. ISAT Seismic Bracing is a global provider of engineering services, consulting services and restraint system components for nonstructural seismic bracing. Pipes will conform to ANSI/ASME B 31.9 Building Services Piping Code. Easy installation the trapeze sway brace and pipe can be lifted at the same time to lock into place. Channel Sections. of the best seismic bracing product designs in the industry. Being located in a virtual living laboratory of seismic activity has driven our team of engineers to develop some . When seismic bracing pipe, in-line pumps need dedicated braces. Chapter 15 Seismic Design Requirements for Nonbuilding Structures . Figure 1 shows an example of conduit bracing for a larger diameter conduit. Building fires, chimney fires, seismic events as well as weather events are all indicators that this level of inspection is warranted. Refer to approved construction documents that show the With some exceptions, bracing is required at: The top of the system riser All system feed mains and cross mains, regardless of size On branch lines The piping system should have an independent bracing system. See Pipe Bracing Details and Installation Instructions (page 54) for pipe braces that can be used near the valve bodies. The sway bracing is intended to prevent excessive movement of the system piping. Anchor Support or Fixed Support- A rigid restraint providing substantially full fixation is termed as an anchor. The innovative line of nVent CADDY Bracing Systems was developed to help keep fire sprinkler systems intact after a seismic event and to minimize water damage resulting from leaks or ruptures. Failed attachments to a chiller after the 1994 Northridge Earthquake. 02X06 01.50X06 Approvals: Underwriters Laboraties listed for the US & Canada 02X08 01.50X08 Materials: Electrogalvanized Carbon Steel SEISMIC BRACING Page 2 AmericanLifelinesAlliance A public-private partnership to reduce risk to utility and transportation systems from natural hazards and manmade threats DUCT AND PIPE BRACING LAYOUT Be sure to refer to approved construction drawings and specifications, seismic restraint submittals, and manufacturers instructions. Details provide lateral bracing system. Section 01 00 00, GENERAL REQUIREMENTS. Design of Ductile Iron Pipe (International Organization for Standardization 2006) and practices used in Japan for seismic-resistant watermains. Concrete Inserts. In order for hospitals to properly service the needs of the public after a seismic event, fully functioning equipment is essential. With some exceptions, seismic bracing is required at the following locations: Top of the system riser All feed and cross mains or other piping regardless of size Branch lines 2 in. 3. Each exterior wall shown from the outside of the building and exterior finish of the walls and roof. Valves under 20 pounds must have their own seismic bracing unless the piping has I p =1.0. Unified Facilities Guide Specifications (UFGS) are a joint effort of the U.S. Army Corps of Engineers (USACE), the Naval Facilities Engineering Systems Command (NAVFAC), the Air Force Civil Engineer Center (HQ AFCEC) and the National Aeronautics and Space Administration