October 4, 2013 Construction Set OR RENOVATIONS BID PACKAGE 2 SECTION PLUMBING

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1 1. GENERAL 1.1. Related Documents: 1.2. Scope: SECTION PLUMBING The general provisions of the Contract, including General and Supplementary Conditions and General Requirements, apply to the work specified in this Section This section includes the storm, waste, drain, vent, and domestic water systems from their source of supply or point of disposal to and including their connection to equipment and fixtures The requirements of Section Mechanical and Electrical General Provisions shall apply to all work specified under this section Commissioning: 1.4. Codes: Division 15 will be responsible to carry out the commissioning requirements specified in Section 15010, and other sections referenced in All plumbing work shall comply with the National Standard Plumbing Code and the regulations of the Health Department of Baltimore County and the State of Maryland. Obtain all approvals before starting plumbing work. Request all inspections during the course of work All plumbing products, materials of construction, and joining methods shall be in compliance with State of Maryland regulations on the limit of weighted average lead content as set forth in the Annotated Code, and in the installation or repair of plumbing intended to dispense water for human consumption Equipment Connection: 2. PRODUCTS Provide all plumbing connections required by equipment which is provided on this project. Certain items of equipment shall be provided under this section and certain items will be furnished and set under other sections of the specifications. In all cases, provide valved water supplies, waste and vent lines, and, unless noted otherwise, make final connections after equipment is in place Pipe, Valves and Fittings: Provide materials as hereinbefore specified in Section 15050, Basic Materials and Methods Cleanouts: PLUMBING

2 2.3. Drains: Cleanouts shall be placed in piping throughout the building, where noted and where required by code and at not greater than seventy five foot (75') intervals. Cleanouts on piping below floors, at ends of runs and changes of direction of piping shall consist of Y branches, the full size of pipes to which they are connected with cleanout plugs and covers as listed below or as detailed. Extend cleanouts on concealed piping to finished walls, floors and grade. Cleanouts shall be Josam, Jay R. Smith, Watts, or Zurn equal to Josam numbers indicated below In concrete floor on grade (generally) - Series C cleanout with scoriated round satin bronze top, bronze cleanout plug with lead seal, and adjustable housing. In carpeted are, Josam Series C At base of vertical piping and in walls - Series cleanout tee with countersunk bronze threaded plug. Where risers are concealed, provide Series cleanout tee with plug and satin finish bronze access cover and frame Cleanouts on exposed horizontal piping shall be Series with bronze threaded plug Provide traps for all drains. All sanitary traps shall be "deep seal" type Provide drains where indicated. Drains shall be Josam, Jay R. Smith or Zurn equal to Josam equipment as follows: Floor Drains General, with Primer Tap Type "A" A (Nikaloy Top) 2.4. Plumbing Fixtures: Provide all plumbing fixtures indicated on the drawings and as specified herein. All exposed metal parts of all fixtures, including all trim and fittings, shall be brass, chromium plated. Each cold and hot water connection to each fixture shall be provided with a stop valve and all nipples shall be chrome plated red brass The Contractor shall provide metal supports necessary to adequately and substantially hang and set all fixtures subject to the approval of the Engineer. No wood grounds, wood plugs, or expansion bolts shall be permitted for fixture support. Provide carriers where specified below Plumbing fixtures shall be as follows: Fixtures shall be American Standard, Aquarius, Aqua Bath, Bradley, Crane, Eljer, Elkay, Fiat, Guy Gray, Just, Kohler, or Stern-Williams, equal to the composite models specified herein Trim shall be Chicago, McGuire, Omni, Powers, Speakman, Truebro, or T&S Brass and Bronze Works, equal to the composite models specified herein. PLUMBING

3 Flush valves shall be Delany, Sloan, or Zurn, equal to the composite models specified herein. Flush valve handles shall be located on the "wide side" of the toilet areas for handicapped use Toilet seats shall be Church or Olsonite, equal to the composite models specified herein Carriers shall be Josam, Jay R. Smith, Watts, or Zurn, equal to the composite models specified herein Hospital equipment will be furnished by owner for installation by contractor unless specified otherwise P-2A WATER CLOSET Description: Wall hung, water saver, siphon jet action, white vitreous china, elongated bowl, fitted with white open front seat, flush valve, mounted 18" high for handicapped use and adjustable horizontal carrier with appropriate fittings Composite: P-11A LAVATORY Fixture American Standard Afwall 1.6 Seat Church 9500SSCT Flush Valve Zurn Z6000AV-WS1 Carrier Josam [Left Hand] Josam [Right Hand] Josam [Back to Back] Description: Wall hung, nominal 20" x 18", white vitreous china, front overflow, self-draining deck, back and side splash shields, fitted with faucet with gooseneck spout, wrist blade handles and grid drain, faucet flow control, trap with nipple, supplies with stops and escutcheons, insulation kit, and concealed arm carrier (for installation at pipe chases) or wall hanger (for installation at partitions) Composite: Fixture American Standard Lucerne Faucet Chicago 786-E35ABCP Drain Chicago 327XCP Flow Control Omni A-910VR-1.5-LF-349 Trap McGuire 8912 Supplies Chicago 1006-ABCP Insulation Kit Truebro 402W Carrier Josam PLUMBING

4 P-11B LAVATORY Description: Wall hung, nominal 20" x 18", white vitreous china, front overflow, self-draining deck, back and side splash shields, fitted with sensor faucet with gooseneck spout, and grid drain, faucet flow control, trap with nipple, supplies with stops and escutcheons, insulation kit, transformer, and concealed arm carrier (for installation at pipe chases) or wall hanger (for installation at partitions) Composite: P-15 SERVICE SINK Fixture American Standard Lucerne Faucet Chicago Drain Chicago 327XCP Flow Control Omni A-910VR-1.5-LF-349 Trap McGuire 8912 Supplies Chicago 1006-ABCP Insulation Kit Truebro 402W Carrier Josam Transformer Chicago Description: Floor mounted, one piece, white molded stone, 24" x 24" x 10" deep, factory installed stainless steel drain body with strainer, fitted with stainless steel wall guard, vinyl bumperguards, wall mounted faucet with vacuum breaker spout, faucet flow control, mop hanger, and hose with bracket Composite: Fixture Wall Guard Bumperguards Faucet Flow Control Mop Hanger Hose with Bracket Strainer Fiat MSB-2424 Fiat MSG-2424 Fiat E-77-AA Existing Relocated Existing Relocated Existing Relocated Existing Relocated Fiat 1453-BB P-16 SCRUB SINK Description: Wall hung scrub station will be furnished by owner for installation by contractor. Provide trap with nipple, loose key stops (2), and floor mounted carrier. Contractor shall provide PLUMBING

5 steel channel as required to secure carrier to underside of structure Composite: Trap McGuire 8912 Stops (2) Chicago 442-LK Carrier Josam P-18B SINGLE COMPARTMENT SINK Description: Countertop, 17-1/2" x 19" overall with 11-1/2" x 16" x 7-1/2" deep compartment, seamless 18 gauge type 304 (18-8) stainless steel, self rimming, 3 faucet holes, sound deadened, fitted with sensor faucet with gooseneck spout and faucet flow control, offset rear center grid drain, trap with nipple, transformer, and supplies with stops and escutcheons Composite: Fixture Just SL-A A-GR Stylist Group A Faucet Chicago Flow Control Omni A-910VR-2.0-LF-349 Drain Just J-35FS Trap McGuire 8912 Supplies Chicago 1006-ABCP Transformer Chicago P-22 DOUBLE COMPARTMENT SCRUB SINK 2.5. Specialties: Description: Wall hung scrub station will be furnished by owner for installation by contractor. Provide continuous waste, trap with nipple, loose key stops (4), and floor mounted carrier. Contractor shall provide steel channel as required to secure carrier to underside of structure. The continuous waste piping for the scrub sinks shall be DWV copper with a 2 sweat trap with integral union nut for cleaning and a cross to the sink connections that will have sweat trap adaptors for the flanged tailpieces at the sink strainers Composite: Continuous Waste McGuire 111CG17 Trap McGuire 8904 Stops (4) Chicago 442-LK Carrier Josam PLUMBING

6 Provide Zurn or Josam shock absorbers equal to Josam Series No where indicated, and sized in accordance with PSI Standard WH Trap Primer: Provide automatic trap priming valve where required and indicated on the drawings. Automatic trap priming valve shall be Precision Plumbing Products PR-500, Prime-Rite or equal by MIFAB, Model MR-500. Provide trap primer distribution unit where required to serve more than one floor drain. Provide 1/2" O.D. copper to floor drain connection Medical Gas Shut-Off Valves and Boxes: 3. EXECUTION Multiple Zone Valve Box Assembly shall be constructed of 18 gauge steel with anodized aluminum cover frame and cover window with pull ring. Anchor brackets shall be designed to permit any number of boxes to be ganged together in a vertical stack Shut-off valves shall be full port, double seal, ball type with Buna-N seals and O-ring packaging, chrome plated brass ball and designed for working pressures up to 300 psig. Only one-quarter turn of the handle shall be required to operate the valve from "open" to "closed" position; the valve handle shall protrude from the box and prevent the door from closing when the valve is in the "closed" position. Valve shall be securely mounted to back of zone box and provided with type L copper tube extensions to permit brazing outside of the valve box. All valves shall be serviceable in the line and supplied clean and prepared for oxygen service with pipe ends capped Zone valve box assembly shall include 1-1/2" pressure gauges reading psig for oxygen and air and 0-30 Hg for surgical vacuum. Vacuum shall be read upstream of the valve, oxygen and air shall be read downstream. Valves shall be piped left to right. Gauges shall be selected to read midway on the scale for "normal" operations The zone valve box assembly shall be supplied with color coded gas identification labels. The window shall conceal exposed piping and valves within the box and shall have a caution label Multiple zone valve box assembly shall be manufactured by Amico, series VB. Refer to floor plans and zone valve box details for valve arrangements and sizes Installation of Piping: Interior Drainage Systems: Waste, vent and drain piping for sanitary and storm drainage, shall be of the sizes noted and shall be run as indicated. Pipes must be run in straight lines and have a uniform grade between elevations noted. No branch drain PLUMBING

7 shall have a grade less than that indicated for the main drain to which it is connected. Where elevations are not given, horizontal pipes shall have a uniform grade of one-quarter inch (1/4") per foot where possible but in no case less than one-eighth inch (1/8") per foot and shall be installed to the inverts shown. All piping shall be adequately supported as specified in Section All main vertical soil and waste stacks shall be extended as vents full size to approximately eighteen inches (18") above the roof of the building. Two (2) or more vent lines shall be connected together where practicable and pipes in roof space shall be run as close as possible to the underside of the roof without forming traps in pipes. Vent pipes may be connected to other vent pipes or to main vent stacks provided the connections are at least four feet (4') above the floor on which the fixtures are located so that no vent pipe can be used as waste. Openings in roof for vent pipes shall be flashed and made watertight. Use vent stack flashing sleeves where applicable. Provide Josam #26700 vandal proof vent cap on all vents through roof. Handicapped plumbing fixtures shall be roughed-in to suit the specific mounting of the fixture Changes in direction shall be made by the appropriate use of fittings. Sanitary tees or short quarter bends may be used on vertical stacks of drainage lines where change in direction of flow is from horizontal to vertical; except use long turn tee wyes when two (2) fixtures share common drain. Straight tees, elbows, and crosses may be used on greater than ninety degrees (90 o ). Where different sizes of drainage pipes or pipes and fittings are to be connected, use standard increasers and reducers of proper size. Reduction of size in horizontal drainage piping in direction of flow is prohibited Drilling and tapping of drains, waste, or vent piping, and use of saddle hubs and bands is prohibited Connect piping to fixtures or equipment by couplings or unions so that devices may be replaced with no disturbance to piping Water Piping Systems: Water piping shall be complete from service connection to all fixtures, equipment, outlets, etc. Sizes of pipes shall be as shown or as specified Chromium plated piping shall be threaded and made up carefully, and not more than one (1) full turn of thread shall be exposed beyond any fitting Ends of pipes or tubing and recesses of fittings to be bronzed or soldered shall be thoroughly cleaned. Joints shall be assembled without binding. Brazing material or solder shall penetrate fully and shall fill the joint completely. PLUMBING

8 3.2. Traps: All brass and copper pipe and tubing shall be free from cuts, dents or other surface damage at the time of final inspection. Damaged pipe or tubing shall be removed and replaced with new pipe or tubing Horizontal runs of brass and copper pipe and tubing over fifty (50) feet in length shall be anchored to wall or floor construction. Anchors shall be located near the midpoints of the runs so as to force the expansion equally to the ends or in a direction where expansion can take place without excessive strain. Swing joints, offsets, expansions, etc., shall be provided where necessary to accommodate expansion of piping, which will be approximately two (2) inches in one hundred (100) feet of brass or copper hot water piping Where non-ferrous metal piping and zinc-coated metal piping are jointed, dielectric (insulating) couplings, fittings or unions shall be provided Where pipe sizes shown or specified differ from the connection sizes of meters, pumps, fixtures, outlets, etc, reducing fittings shall be installed Each fixture and piece of equipment connected to the sanitary system shall be equipped with a trap. Provide traps for storm water lines where required by code. Each trap shall be placed as close to the fixture as possible and no fixture shall be double trapped. All traps on bell and spigot pipe shall be service weight cast iron and all traps on threaded pipe shall be galvanized cast iron recessed drainage type. END OF SECTION PLUMBING