所有供水工作必须达到或超过BWSC的标准要求.
二次连接
所有第二水源的生活用水连接都需要单独的帐户, 在入口处安装仪表和止回阀.
新服务
New water service(s) shall be activated by BWSC personnel after meter is installed. In addition, when required, BWSC must have an approved as-built plan before activation.
水龙头
所有水龙头必须是直接水龙头. 这条规则的唯一例外是在做出1的时候.直径小于等于10英寸的水管上的5英寸水龙头. 在这些情况下,将允许使用鞍座. The connection of water services 4 inches and larger shall be made using a tapping sleeve and valve (Mueller Type H615 or equal). 有关更多信息,请参阅标准详细信息.
A-09带自攻套管的水管连接
主电源的连接
如果现有的总水管小于等于6英寸, any water service 4 inches or larger must be connected using 3-way branch and a gate valve.
室外仪表坑
如果这栋楼离地产线超过50英尺, BWSC可能要求在人行道上设置一米深的坑. All outside meter pits and covers shall conform to the sizes and specifications.
M-02a仪表坑细节
仪表安装
All meter installations require the installation of a Meter Transmission Unit (MTU) as part of BWSC's Automatic Meter Reading (AMR) system. BWSC will wire and program the MTU with the necessary account information. BWSC requires the owner to provide a suitable location for the installation of the MTU and the installation of all associated wiring, 导管和穿透点. Provisions must be made for a location that does not interfere with beams, 列, 嵌板和其他障碍物, 无论是在建筑的内部还是外部. 有关更多信息,请参阅标准详细信息.
新的计
对于任何需要新米3英寸及以上的物业, the property owner shall provide for by-pass metering and the purchase of the meter(s) and MTU(s). MTU必须在工程客服处购买. BWSC将仪表连接到MTU并对MTU进行编程. 所有的米2英寸或以下将由BWSC提供. BWSC will also supply the meter bushings and coupling for each such meter on a new service.
计的细节
适用于米3英寸及以上, 只有BWSC认可的型号的米, 符合BWSC水表标准规范, 哪个寄存器以立方英尺为单位,有六个轮式编码器, 将被接受. Turbine Meters must be accompanied with a strainer of the same manufacturer upstream of the meter and a spool piece with a mechanical 3-way (meter diameter x 2 inches) and 2 inch ball valve downstream of the meter. 2英寸球阀用于BWSC的仪表测试. Compound and Fire Meters must be accompanied with a strainer of the same manufacturer upstream of the meter and a test port must be installed with a nipple and ball valve, 用于BWSC仪表测试, 仪表本体上的适当尺寸. 这些仪表将由业主自费提供. All meters become the property of the BWSC after the water meter has tested accurately and approved by BWSC. 有关更多信息,请参阅标准详细信息.
绕过米
所有3英寸及以上的仪表必须有一个小一个尺寸的旁路仪表. 对于火表,旁路表必须是涡轮表.
计的位置
All water meters need to be installed as close as possible to the point where the water line enters the building. The water shut off valve should be the same size as the service no matter what size meter to be installed. 也, the spacing between flanges on larger services shall be sufficient to allow BWSC to install a full size meter in the event that the downsized meter cannot handle the demand of the building.
新服务
适用于所有8英寸或更大的新服务, a minimum 10 inch diameter ductile iron stand pipe with a 16 inches x 18 inches frame and cover marked BWSC FP or SP must be used with each gate valve.
消防管道
All fire pipes and domestic water services must have separate taps and cannot be interconnected in any way. 有关详细信息,请参阅通用要求中的消防管道部分.
一般要求
维修
All water repairs on services 3 inches and above shall be done with full ductile iron split repair sleeves or the equivalent or the installation of new piping with approved couplings. The installation of lightweight repair clamps (band aids) to plug holes or as a permanent repair is not acceptable.
削减和上限
任何要放弃的现有供水系统都必须关闭, 在主阀和直立阀处断开并密封, 框架和盖板拆除. For all services 3 inches and above, the pipe and valve must be cut and removed from the main. 切割, 修复, installation and capping of fire protection building sprinkler services whether for the demolition of a building, the rehabilitation of a building or any other reason must be approved in written request by the Boston Fire Department and Inspectional Services Department. All abandonment of the fire protection building sprinkler service must be cut and capped off at the main in the street. 所有此类工作必须由持牌保税排水工执行. 任何涉及主线关闭的程序, the drainlaying contractor will coordinate with BWSC's Water Operations Department, 相邻业主的, 波士顿消防局和波士顿市政厅. 有关更多信息,请参阅标准详细信息.
龙头
All hydrants installed within the City of Boston must be purchased from BWSC. 消防栓的搬迁需要现场平面图的提交和批准. If a hydrant is to be relocated within 10 feet of its existing location, BWSC may allow the lateral relocation of the hydrant within the sidewalk using two 45 degree bends and proper restraint; otherwise the removal of the existing connection and appurtenances and the establishment of a new connection and appurtenances are required. All costs, permitting and approvals, for moving hydrants are the responsibility of the proponent.
站
All new water connections, valves, tees, crosses and bends must be stationed. 在可能的情况下, STA 0+00 should be aligned with the corner of the property line of the building being constructed.
检查
BWSC应检查供水管道的安装, fire pipes and appurtenances and any taps and connections and disconnections to BWSC's water distribution system. 检查点必须在工地平面图或已建成的建筑中划定, 并由BWSC检查员签字确认.
升级
Any request for an upgrade of an existing water service shall be accompanied by a site plan. 现有的服务必须被切断,并在主要的地方封顶. The site plan submission shall include the existing Water Account Number.
火流
BWSC conducts 火流 testing for engineers, developers, and sprinkler design companies. The test provides actual pressure and flow data measured from specific fire hydrants. Requesting a fire flow test can be done either by mail or in person at Engineering 客户服务. BWSC charges a fee to conduct a fire flow test which provides written results. The test results are usually available within three weeks of receiving the request, 如果天气允许的话. BWSC还维护以前执行的消防流量测试结果.
消防流量测试表格