商合杭铁路芜湖长江公铁大桥SHZQ-1标钢梁制造二次招标变更

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商合杭铁路芜湖长江公铁大桥SHZQ-1标钢梁制造二次招标变更



 (招标编号:MBEC-Z- 点击查看>> )

 

致各投标人:

    1、主桥铁 (略) 面钢箱梁内表面是不是全按照非封闭内表面 (略) 涂装?

    答:见招标文件和图纸。
    2、引桥钢箱梁除墩顶位置是不是 (略) 状态横向不分段?

    答:是。
    3、主塔内的钢牛腿及锚梁是采用水运还是 * 运?附属构件是不是均采用 * 运(除部分需安装在桥面板上的)?

    答:钢牛腿及锚梁宜采用水运, (略) 选择。

    4、 (略) (略) 有钢结构材料,包括型 (略) 有钢材?清单中甲供料吨位与清单总吨位总和不一致。

    答:Q500qE、Q420qE、Q370qE钢板由甲方提供,其余钢材乙方自购。

5、招标文件中,甲方提 (略) 用Q500qE、Q420qE、Q370qE钢板,请问主体结构中除以上三种材质钢板外的其余型钢(材质为Q345)等材料是否由甲方提供?

答:见第4条。

6、 (略) 附属结构具体工作内容(如铸钢、球墨铸铁管、镀锌钢管、钢格板等是否包含?)。附属结构中的高强螺栓和普通螺栓是否由甲方提供?

答:附属结构包括但不限于栏杆、电缆槽道等(不含铸钢、球墨铸铁管、镀锌钢管、钢格板等)。高强螺栓由甲方提供,普通螺栓由乙方提供。

7、图纸缺失:1)上弦A7A8,图号: 点击查看>> - 点击查看>> ,此节点图纸缺失;2)公路立交BU8,图号 点击查看>> - 点击查看>> ,差最后一张材料表图纸。

答:图纸由甲方补充。另提供最新版主桥钢梁的下弦杆、铁 (略) 面系PDF电子版图,上弦杆公 (略) 面系(蓝图扫描版)。

8、关于主桥吊装节段高强螺栓连接问题:主桥钢梁每个节段分为公路节段梁(包含上弦杆和公 (略) 面板)、铁路节段梁(包含下弦杆和铁 (略) 面板)+腹杆,公路节段梁、铁路节段梁+腹杆两种 (略) 内是否要分别采用高强螺栓终拧到位后, (略) 发运?

答:高强螺栓由甲方提供,施拧扭矩由甲方在乙方施拧前提供。

9、关于引桥公路钢箱梁和公路立交钢箱梁节段分段的问题:以引桥公路钢箱梁(45.4+78+45.4)米跨为例,图号 点击查看>> - 点击查看>>点击查看>> - 点击查看>> 共分了5个节段(其余钢箱梁分段方法类似),设计的这个分段是否是作为工地吊装用节段?。若不是,需重新分段的话,可能需要结合具体的 (略) 分段。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    

答:原则上横桥向不分段,纵桥向可分段制造,接缝离跨中不小于5m,分段方案报经设计认可后方可制造。

10、主桥钢梁涂装方案中“钢梁与混凝土桥面板结合面”的具体位置不清楚,是否具体指铁 (略) 面道砟槽位置,如果不是请同时明确铁路道砟槽的涂装体系。

答:具体见招标文件和图纸。

11、主桥钢梁涂装方案中未明确混凝土压重 (略) 钢混结合面的涂装体系,请明确。

答:具体见招标文件和图纸。

12、招标文件P119说明:“ (略) (略) 采购”,由于交货状态为节段梁,桥面横隔板与弦杆间采用高强螺栓连接, (略) 内施拧完成。 (略) 方采购。

答:此部分高强螺栓由甲方提供。

13、招标文件P67页,铁路节段梁需与腹杆拼装后运输,请问此两者之间的连接是否仅作冲钉定位和普栓紧固。

答:用冲钉和高强螺栓连接,高强螺栓由甲方提供。

14、招标文件P95页,第1.2.15节第1条中”焊缝检测采取相控阵超声检测技术”。是否是指板单元U肋角焊缝探伤。

答:具体见招标文件和图纸。

15、 (略) 图因缺少说明第8页。

答:由甲方提供。

16、招标文件P119页,明确了钢梁制造用Q370qE、Q420qE、Q500qE钢板为甲供材料,除此三种材质钢板外其余如主梁用锚管、钢锚梁及牛腿用四氟板、不锈钢板、索导管、Q235B材质等其他材料是否也为甲供料?

答: Q500qE、Q420qE、Q370qE钢板由甲方提供,其余钢材乙方自购。

17、招标文件P115页附表1中A标序号“6”钢梁桥面附属钢结构“1475t”,P116页附表1中B标序号“8”钢梁桥面附属钢结构“1649t”,附属钢结构总重3124t。

答:数量以招标文件为准,最终数量以建设单位审核下发的正式施工图为准。

18、设计图《第五分册 桥梁附属设施与其他工程》第一分册 《全桥附属设施》附属结构工程数量表(图号 点击查看>> - 点击查看>> ,第1页,第2页)的“钢材”项目中Q370qE Q345qD、Q345C、不锈钢、铸钢等总重为2480t,普通钢材3549.2t;设计图《第五分册 桥梁附属设施与其他工程》第二分册《公路立交附属设施》中所示的Q345C、Q235钢板, 总重为387t。合计总重为6416.2t 。与招标文件给定的工程量不一致。请明确附属钢结构具体工程量明细。

答:数量以招标文件为准,最终数量以建设单位审核下发的正式施工图为准。

19、招标文件中只提到“2017年1月份开始供梁…”,并未给出关门工期,为便于编制施 (略) 提供详细架梁结点工期。

答:按2019年1月底前供完最后一批钢梁编制施工计划。

20、招标文件P40页17.2要求:“ (略) 进行3个节段的立体式拼装,并经评定合格后, (略) 批量生产。”是否理解为全桥最开始3 (略) 一次立体式拼装,评定 (略) 批量生产, (略) 立体式拼装。

答:是。

 

请投标人收到本函件后,按下表要求填写并加盖单位印章后,于2015 年 11 月 30 日 17:00 时前以传真形式回函确认。逾期不回函确认者,视为已收到并知悉本函件。

招标人: (略) 商合杭铁路 (略) 长江公铁大 (略)

联系人:周女士       (电话: 点击查看>> ,传真: 点击查看>>


 (澄清/补遗/答疑)函确认单


收件名称

(项目名称)(物资名称)

采购招标文件(澄清/补遗/答疑)函确认单

收件页数

共       页

是否清晰

 

收件单位

(署名并盖章)

收件人

 

收件时间

 


                      

年   月   日



 (招标编号:MBEC-Z- 点击查看>> )

 

致各投标人:

    1、主桥铁 (略) 面钢箱梁内表面是不是全按照非封闭内表面 (略) 涂装?

    答:见招标文件和图纸。
    2、引桥钢箱梁除墩顶位置是不是 (略) 状态横向不分段?

    答:是。
    3、主塔内的钢牛腿及锚梁是采用水运还是 * 运?附属构件是不是均采用 * 运(除部分需安装在桥面板上的)?

    答:钢牛腿及锚梁宜采用水运, (略) 选择。

    4、 (略) (略) 有钢结构材料,包括型 (略) 有钢材?清单中甲供料吨位与清单总吨位总和不一致。

    答:Q500qE、Q420qE、Q370qE钢板由甲方提供,其余钢材乙方自购。

5、招标文件中,甲方提 (略) 用Q500qE、Q420qE、Q370qE钢板,请问主体结构中除以上三种材质钢板外的其余型钢(材质为Q345)等材料是否由甲方提供?

答:见第4条。

6、 (略) 附属结构具体工作内容(如铸钢、球墨铸铁管、镀锌钢管、钢格板等是否包含?)。附属结构中的高强螺栓和普通螺栓是否由甲方提供?

答:附属结构包括但不限于栏杆、电缆槽道等(不含铸钢、球墨铸铁管、镀锌钢管、钢格板等)。高强螺栓由甲方提供,普通螺栓由乙方提供。

7、图纸缺失:1)上弦A7A8,图号: 点击查看>> - 点击查看>> ,此节点图纸缺失;2)公路立交BU8,图号 点击查看>> - 点击查看>> ,差最后一张材料表图纸。

答:图纸由甲方补充。另提供最新版主桥钢梁的下弦杆、铁 (略) 面系PDF电子版图,上弦杆公 (略) 面系(蓝图扫描版)。

8、关于主桥吊装节段高强螺栓连接问题:主桥钢梁每个节段分为公路节段梁(包含上弦杆和公 (略) 面板)、铁路节段梁(包含下弦杆和铁 (略) 面板)+腹杆,公路节段梁、铁路节段梁+腹杆两种 (略) 内是否要分别采用高强螺栓终拧到位后, (略) 发运?

答:高强螺栓由甲方提供,施拧扭矩由甲方在乙方施拧前提供。

9、关于引桥公路钢箱梁和公路立交钢箱梁节段分段的问题:以引桥公路钢箱梁(45.4+78+45.4)米跨为例,图号 点击查看>> - 点击查看>>点击查看>> - 点击查看>> 共分了5个节段(其余钢箱梁分段方法类似),设计的这个分段是否是作为工地吊装用节段?。若不是,需重新分段的话,可能需要结合具体的 (略) 分段。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    

答:原则上横桥向不分段,纵桥向可分段制造,接缝离跨中不小于5m,分段方案报经设计认可后方可制造。

10、主桥钢梁涂装方案中“钢梁与混凝土桥面板结合面”的具体位置不清楚,是否具体指铁 (略) 面道砟槽位置,如果不是请同时明确铁路道砟槽的涂装体系。

答:具体见招标文件和图纸。

11、主桥钢梁涂装方案中未明确混凝土压重 (略) 钢混结合面的涂装体系,请明确。

答:具体见招标文件和图纸。

12、招标文件P119说明:“ (略) (略) 采购”,由于交货状态为节段梁,桥面横隔板与弦杆间采用高强螺栓连接, (略) 内施拧完成。 (略) 方采购。

答:此部分高强螺栓由甲方提供。

13、招标文件P67页,铁路节段梁需与腹杆拼装后运输,请问此两者之间的连接是否仅作冲钉定位和普栓紧固。

答:用冲钉和高强螺栓连接,高强螺栓由甲方提供。

14、招标文件P95页,第1.2.15节第1条中”焊缝检测采取相控阵超声检测技术”。是否是指板单元U肋角焊缝探伤。

答:具体见招标文件和图纸。

15、 (略) 图因缺少说明第8页。

答:由甲方提供。

16、招标文件P119页,明确了钢梁制造用Q370qE、Q420qE、Q500qE钢板为甲供材料,除此三种材质钢板外其余如主梁用锚管、钢锚梁及牛腿用四氟板、不锈钢板、索导管、Q235B材质等其他材料是否也为甲供料?

答: Q500qE、Q420qE、Q370qE钢板由甲方提供,其余钢材乙方自购。

17、招标文件P115页附表1中A标序号“6”钢梁桥面附属钢结构“1475t”,P116页附表1中B标序号“8”钢梁桥面附属钢结构“1649t”,附属钢结构总重3124t。

答:数量以招标文件为准,最终数量以建设单位审核下发的正式施工图为准。

18、设计图《第五分册 桥梁附属设施与其他工程》第一分册 《全桥附属设施》附属结构工程数量表(图号 点击查看>> - 点击查看>> ,第1页,第2页)的“钢材”项目中Q370qE Q345qD、Q345C、不锈钢、铸钢等总重为2480t,普通钢材3549.2t;设计图《第五分册 桥梁附属设施与其他工程》第二分册《公路立交附属设施》中所示的Q345C、Q235钢板, 总重为387t。合计总重为6416.2t 。与招标文件给定的工程量不一致。请明确附属钢结构具体工程量明细。

答:数量以招标文件为准,最终数量以建设单位审核下发的正式施工图为准。

19、招标文件中只提到“2017年1月份开始供梁…”,并未给出关门工期,为便于编制施 (略) 提供详细架梁结点工期。

答:按2019年1月底前供完最后一批钢梁编制施工计划。

20、招标文件P40页17.2要求:“ (略) 进行3个节段的立体式拼装,并经评定合格后, (略) 批量生产。”是否理解为全桥最开始3 (略) 一次立体式拼装,评定 (略) 批量生产, (略) 立体式拼装。

答:是。

 

请投标人收到本函件后,按下表要求填写并加盖单位印章后,于2015 年 11 月 30 日 17:00 时前以传真形式回函确认。逾期不回函确认者,视为已收到并知悉本函件。

招标人: (略) 商合杭铁路 (略) 长江公铁大 (略)

联系人:周女士       (电话: 点击查看>> ,传真: 点击查看>>


 (澄清/补遗/答疑)函确认单


收件名称

(项目名称)(物资名称)

采购招标文件(澄清/补遗/答疑)函确认单

收件页数

共       页

是否清晰

 

收件单位

(署名并盖章)

收件人

 

收件时间

 


                      

年   月   日

    
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