Article(id=1241089940365300448, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241089933696364783, articleNumber=null, orderNo=null, doi=10.3963/j.issn.1001-487X.2023.02.018, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1673366400000, receivedDateStr=2023-01-11, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773828500119, onlineDateStr=2026-03-18, pubDate=1685548800000, pubDateStr=2023-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773828500119, onlineIssueDateStr=2026-03-18, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773828500119, creator=13701087609, updateTime=1773828500119, updator=13701087609, issue=Issue{id=1241089933696364783, tenantId=1146029695717560320, journalId=1240670690148397066, year='2023', volume='40', issue='2', pageStart='1', pageEnd='229', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773828498529, creator=13701087609, updateTime=1773828588505, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241090311141782020, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241089933696364783, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241090311141782021, tenantId=1146029695717560320, journalId=1240670690148397066, issueId=1241089933696364783, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=123, endPage=131, ext={EN=ArticleExt(id=1241089942814774095, articleId=1241089940365300448, tenantId=1146029695717560320, journalId=1240670690148397066, language=EN, title=Explosive Demolition of Double Arched Bridge Obstructing Navigation in Close Proximity to Important Buildings, columnId=1240702072073548400, journalTitle=Blasting, columnName=EXPLOSIVE DEMOLITION, runingTitle=null, highlight=null, articleAbstract=
The Yan Zhou power station bridge was built on the proposed structure site of the Yan Zhou hub project, which included construction of a new ship lock, power station, and spillway gate. Due to the progress of the engineering construction, the bridge was dismantled. The Yan Zhou power station bridge is a hyperbolic arch bridge with a total length of 180.0 m and a width of 8 m. It is located in the Pengshan tourist scenic area, surrounded by many famous historical sites and enterprise factories. The environment was complex, and the nearest distance from the bridge to the existing power station dam was 8 m. The reinforced concrete box girder bridge of the power station dam was adjacent and shared a bridge pier with it. Due to the working conditions on-site, blasting demolition was adopted. In order to ensure the reliable collapse and complete disassembly of the entire bridge, as well as the separation of steel bars and concrete, the components such as arch ribs, arch columns, and connecting beams were pulverized through throwing explosive devices, with a powder factor of 1.2~1.5 kg/m. Reinforced loose blasting was used to destroy the bridge piers, and the maximum explosive charge for a single pier was 480 kg. According to the principle of heavy left and light right, the entire bridge was collapsed toward the right bank direction like a domino. An inner-hole delay and out-hole relay initiation network was used. The MS12 detonator was used for the inner-hole delay, and the industrial electronic detonators were used in parallel out of the holes. The blasting order was from left bank to right bank, and then from pier to pier, to ensure that the bridge collapsed orderly and vertically, without causing crushing impact to the left bank bridge pier. A leaky PVC was pre-laid underwater along a 100m line near the left bank power station and water roller dam. An air compressor was used to press the air into the pipe to form an air bubble curtain, which effectively reduced the water shock wave overpressure, thereby reducing the impact of blasting vibration and water shock waves on surrounding buildings and structures.
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艳洲电站大桥位于艳洲枢纽工程新建船闸、电站及泄水闸拟建坝址上,根据工程建设进度安排,对该桥予以拆除。艳洲电站大桥为双曲拱桥,桥梁全长180.0 m,桥面宽8 m,其地处彭山旅游风景区,周边有多处名胜古迹、企业厂房,环境复杂,与紧临既有电站大坝最近处为8 m,与电站大坝箱梁桥紧接并共用一个桥台。限于现场作业条件,最终决定采用爆破拆除工艺。为确保整个桥体可靠倒塌且解体充分、钢筋混凝土分离,采取抛掷爆破装药炸碎拱肋、拱柱、连梁等构件,单耗为1.2~1.5 kg/m3。采用加强松动爆破炸毁桥墩,最大单墩药量为480 kg,按照左重右轻的原则,使整桥似骨牌式向右岸方向倒塌。采用孔内延时孔外接力传爆网路,即孔内雷管采取MS12段,孔外工业电子雷管并联,起爆顺序为由左岸向右逐跨、墩起爆,保证桥体平稳逐跨有序垂直塌落,且不会对左岸桥台形成挤压冲击。通过在靠近左岸电站、滚水坝沿线100 m水下,预先敷设漏气PVC,用空压机向管内打压形成气泡帷幕,有效减小水击波超压,从而降低了爆破振动和水击波对周边建(构)筑物的影响。
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, authorsList=李贵阳, 熊英建)}, authors=[Author(id=1241089946887442523, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=1085247473@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241089946988105829, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, authorId=1241089946887442523, language=EN, stringName=Gui-yang LI, firstName=Gui-yang, middleName=null, lastName=LI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=CCCC Second Harbor Engineering Co, Ltd, Wuhan 430040, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241089947092963442, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, authorId=1241089946887442523, language=CN, stringName=李贵阳, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=中交第二航务工程局有限公司,武汉 430040, bio={"content":"
李贵阳(1991-),男,工程师、学士,从事水运工程施工技术管理,(E-mail)1085247473@qq.com。
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李贵阳(1991-),男,工程师、学士,从事水运工程施工技术管理,(E-mail)1085247473@qq.com。
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49(8): 72-77. (in Chinese), articleTitle=Study on weakening effect of bubble curtain on water shock wave in underwater blastingt, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1241089946757419086, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, xref=null, ext=[AuthorCompanyExt(id=1241089946761613392, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, companyId=1241089946757419086, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=CCCC Second Harbor Engineering Co, Ltd, Wuhan 430040, China), AuthorCompanyExt(id=1241089946770002000, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, companyId=1241089946757419086, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=中交第二航务工程局有限公司,武汉 430040)])], figs=[ArticleFig(id=1241089948649050380, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 1, caption=
Surrounding environment of the blasting site (unit: m), figureFileSmall=wSrZExp2qusyHg0EObhjWg==, figureFileBig=ONxlvBH5WPAMfGkq6uOMEA==, tableContent=null), ArticleFig(id=1241089948732936468, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图1, caption=
爆破环境平面示意图(单位:m), figureFileSmall=wSrZExp2qusyHg0EObhjWg==, figureFileBig=ONxlvBH5WPAMfGkq6uOMEA==, tableContent=null), ArticleFig(id=1241089950368715045, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 2, caption=
The bridge structure (unit: m), figureFileSmall=16wcS9cYdsf9hHI3kGXQXg==, figureFileBig=dmxYnlCvR2bpapufSmA+ig==, tableContent=null), ArticleFig(id=1241089950465184043, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图2, caption=
桥梁结构示意图(单位:m), figureFileSmall=16wcS9cYdsf9hHI3kGXQXg==, figureFileBig=dmxYnlCvR2bpapufSmA+ig==, tableContent=null), ArticleFig(id=1241089950553264434, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 3, caption=
Scheme of bridge pier charge structure (unit: cm), figureFileSmall=SNG+dE9dtZUf01GXunCYdA==, figureFileBig=CgTxN4+1ua809koYA3oLIw==, tableContent=null), ArticleFig(id=1241089950649733433, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图3, caption=
桥墩装药结构示意图(单位:cm), figureFileSmall=SNG+dE9dtZUf01GXunCYdA==, figureFileBig=CgTxN4+1ua809koYA3oLIw==, tableContent=null), ArticleFig(id=1241089950716842304, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 4, caption=
Arch rib hole diagram (unit: cm), figureFileSmall=jJvj7+MNhLv0b3zLIO8emQ==, figureFileBig=fh4Ndsf8tXDoDWRBeErOyw==, tableContent=null), ArticleFig(id=1241089950872031561, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图4, caption=
拱肋布孔示意图(单位:cm), figureFileSmall=jJvj7+MNhLv0b3zLIO8emQ==, figureFileBig=fh4Ndsf8tXDoDWRBeErOyw==, tableContent=null), ArticleFig(id=1241089950997860687, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 5, caption=
Blast holes on the arch column (unit: cm), figureFileSmall=Sr9CRJWCje2NNoww77pvRw==, figureFileBig=UjSB1jsVdS7OerdPDMcnXg==, tableContent=null), ArticleFig(id=1241089951111106903, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图5, caption=
拱柱布孔示意图(单位:cm), figureFileSmall=Sr9CRJWCje2NNoww77pvRw==, figureFileBig=UjSB1jsVdS7OerdPDMcnXg==, tableContent=null), ArticleFig(id=1241089951362765159, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 6, caption=
Holes in the cover and connecting beam (unit: cm), figureFileSmall=WQry6Z1s95EmlEEBKcj4Mg==, figureFileBig=y5mWk4lFlSACbO9p8mMjUQ==, tableContent=null), ArticleFig(id=1241089951463428461, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图6, caption=
盖、连梁布孔示意图(单位:cm), figureFileSmall=WQry6Z1s95EmlEEBKcj4Mg==, figureFileBig=y5mWk4lFlSACbO9p8mMjUQ==, tableContent=null), ArticleFig(id=1241089951614423416, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Fig. 7, caption=
Diagram of initiation network, figureFileSmall=aWVnY5kQJ5SuZxaHiwZLFA==, figureFileBig=vxWiIFQZ2L8bO7F54W2iKw==, tableContent=null), ArticleFig(id=1241089951727669632, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=图7, caption=
起爆网路示意图, figureFileSmall=aWVnY5kQJ5SuZxaHiwZLFA==, figureFileBig=vxWiIFQZ2L8bO7F54W2iKw==, tableContent=null), ArticleFig(id=1241089951866081673, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 1, caption=
Parameter table of bridge pier blasting
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/m | 排距/m | 孔数/个 | 孔深/m | 单耗/(kg·m-3) | 单孔药量/kg | 单墩药量/kg |
|---|
| 左墩 | 3 | 1.0 | 8 | 13.3 | 0.8 | 60 | 480 |
| 右墩 | 3 | 1.0 | 8 | 7.7 | 0.8 | 31 | 252 |
), ArticleFig(id=1241089951966744980, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表1, caption=
桥墩爆破参数表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/m | 排距/m | 孔数/个 | 孔深/m | 单耗/(kg·m-3) | 单孔药量/kg | 单墩药量/kg |
|---|
| 左墩 | 3 | 1.0 | 8 | 13.3 | 0.8 | 60 | 480 |
| 右墩 | 3 | 1.0 | 8 | 7.7 | 0.8 | 31 | 252 |
), ArticleFig(id=1241089952088379803, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 2, caption=
Number of arch rib holes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 右跨 | 中跨 | 左跨 | 合计/个 |
|---|
| 1#肋 | 6#肋 | 7#肋 | 拱顶 | 10#肋 | 11#肋 | 12#肋 | 13#肋 | 14#肋 | 15#肋 | 拱顶 | 16#肋 | 17#肋 | 18#肋 |
|---|
| 数量 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | |
| 合计 | 80 | 80 | 120 | 120 | 80 | 80 | 560 |
), ArticleFig(id=1241089952205820321, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表2, caption=
拱肋炮孔数量表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 右跨 | 中跨 | 左跨 | 合计/个 |
|---|
| 1#肋 | 6#肋 | 7#肋 | 拱顶 | 10#肋 | 11#肋 | 12#肋 | 13#肋 | 14#肋 | 15#肋 | 拱顶 | 16#肋 | 17#肋 | 18#肋 |
|---|
| 数量 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | |
| 合计 | 80 | 80 | 120 | 120 | 80 | 80 | 560 |
), ArticleFig(id=1241089952331649449, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 3, caption=
Arch rib charge
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/cm | 排距/m | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 1#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 6#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 7#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 拱顶 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 10#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 11#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 12#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 13#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 14#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 15#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 拱顶 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 16#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 17#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 18#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 合计 | | | 560 | | | | 84 |
), ArticleFig(id=1241089952440701360, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表3, caption=
拱肋装药量统计表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/cm | 排距/m | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 1#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 6#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 7#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 拱顶 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 10#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 11#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 12#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 13#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 14#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 15#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 拱顶 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 16#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 17#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 18#肋 | 35 | 1.95 | 40 | 85 | 1.5 | 150 | 6 |
| 合计 | | | 560 | | | | 84 |
), ArticleFig(id=1241089952524587448, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 4, caption=
Number of arch colunm holes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 中跨 | 左跨 | 合计/个 |
|---|
| 11#柱 | 12#柱 | 13#柱 | 14#肋 | 15#肋 | 16#肋 | 17#肋 |
|---|
| 数量 | 16 | 32 | 40 | 32 | 16 | 16 | 32 | |
| 合计 | | 88 | | 48 | 48 | 184 |
), ArticleFig(id=1241089952625250751, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表4, caption=
拱柱炮孔数量表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 中跨 | 左跨 | 合计/个 |
|---|
| 11#柱 | 12#柱 | 13#柱 | 14#肋 | 15#肋 | 16#肋 | 17#肋 |
|---|
| 数量 | 16 | 32 | 40 | 32 | 16 | 16 | 32 | |
| 合计 | | 88 | | 48 | 48 | 184 |
), ArticleFig(id=1241089952721719747, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 5, caption=
Statistical table of arch rib charge
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/cm | 排距/m | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 11#柱 | 45 | 1.95 | 16 | 43 | 1.2 | 200 | 3.2 |
| 12#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 13#柱 | 45 | 1.95 | 40 | 43 | 1.2 | 200 | 8.0 |
| 14#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 15#柱 | 45 | 1.95 | 16 | 43 | 1.5 | 200 | 3.2 |
| 16#柱 | 45 | 1.95 | 16 | 43 | 1.2 | 200 | 3.2 |
| 17#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 合计 | | | 184 | | | | 36.8 |
), ArticleFig(id=1241089952839160268, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表5, caption=
拱肋装药量统计表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 孔距/cm | 排距/m | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 11#柱 | 45 | 1.95 | 16 | 43 | 1.2 | 200 | 3.2 |
| 12#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 13#柱 | 45 | 1.95 | 40 | 43 | 1.2 | 200 | 8.0 |
| 14#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 15#柱 | 45 | 1.95 | 16 | 43 | 1.5 | 200 | 3.2 |
| 16#柱 | 45 | 1.95 | 16 | 43 | 1.2 | 200 | 3.2 |
| 17#柱 | 45 | 1.95 | 32 | 43 | 1.2 | 200 | 6.4 |
| 合计 | | | 184 | | | | 36.8 |
), ArticleFig(id=1241089952994349526, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 6, caption=
Number of cover and connecting beam holes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 中跨 | 左跨 | 合计/个 |
|---|
| 11#梁 | 12#梁 | 13#梁 | 14#梁 | 15#梁 | 16#梁 | 17#梁 |
|---|
| 数量 | 24 | 24 | 12 | 24 | 24 | 24 | 24 | |
| 合计 | 60 | 48 | 48 | 156 |
), ArticleFig(id=1241089953099207134, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表6, caption=
盖、连梁炮孔数量表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 爆破部位 | 中跨 | 左跨 | 合计/个 |
|---|
| 11#梁 | 12#梁 | 13#梁 | 14#梁 | 15#梁 | 16#梁 | 17#梁 |
|---|
| 数量 | 24 | 24 | 12 | 24 | 24 | 24 | 24 | |
| 合计 | 60 | 48 | 48 | 156 |
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Charge for the cover and connecting beam
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| 爆破部位 | 孔距/cm | 排距 | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 11#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 12#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 13#梁 | 45 | / | 12 | 40 | 1.2 | 130 | 1.56 |
| 14#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 15#梁 | 45 | / | 24 | 40 | 1.5 | 130 | 3.12 |
| 16#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 17#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 合计 | | | 156 | | | | 20.28 |
), ArticleFig(id=1241089953338282475, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表7, caption=
盖、连装药量统计表
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| 爆破部位 | 孔距/cm | 排距 | 孔数/个 | 孔深/cm | 单耗/(kg·m-3) | 单孔药量/g | 单元药量/kg |
|---|
| 11#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 12#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 13#梁 | 45 | / | 12 | 40 | 1.2 | 130 | 1.56 |
| 14#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 15#梁 | 45 | / | 24 | 40 | 1.5 | 130 | 3.12 |
| 16#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 17#梁 | 45 | / | 24 | 40 | 1.2 | 130 | 3.12 |
| 合计 | | | 156 | | | | 20.28 |
), ArticleFig(id=1241089954869203443, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 8, caption=
Permissible value of particle vibration velocity and maximum charge per delay
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| 爆破部位 | 防护目标 | 最小距离/m | K值 | α值 | 单段起爆药量/kg | 允许振速/(cm·s-1) | 计算振速/(cm·s-1) |
|---|
| 1#拱肋 | 右岸南侧楼房 | 130 | 37.1 | 1.57 | 4 | 1.5 | 0.036 |
| 18#拱肋 | 左岸电站水闸 | 8 | 37.1 | 1.57 | 4 | 6.0 | 2.920 |
| 右桥墩 | 南侧厂房 | 170 | 150.0 | 1.50 | 60 | 1.5 | 0.520 |
| 左桥墩 | 电站水闸 | 62 | 150.0 | 1.50 | 120 | 6.0 | 3.360 |
), ArticleFig(id=1241089954986643959, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表8, caption=
爆破振动质点振速允许值及最大单段药量允许值
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| 爆破部位 | 防护目标 | 最小距离/m | K值 | α值 | 单段起爆药量/kg | 允许振速/(cm·s-1) | 计算振速/(cm·s-1) |
|---|
| 1#拱肋 | 右岸南侧楼房 | 130 | 37.1 | 1.57 | 4 | 1.5 | 0.036 |
| 18#拱肋 | 左岸电站水闸 | 8 | 37.1 | 1.57 | 4 | 6.0 | 2.920 |
| 右桥墩 | 南侧厂房 | 170 | 150.0 | 1.50 | 60 | 1.5 | 0.520 |
| 左桥墩 | 电站水闸 | 62 | 150.0 | 1.50 | 120 | 6.0 | 3.360 |
), ArticleFig(id=1241089955083112957, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 9, caption=
Vibration velocity monitoring data (Sluice control room)
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| 通道号 | 通道名称 | 最大值/(cm·s-1) | 最大值时刻/s | 半波主频/Hz |
|---|
| 1 | CH1 | 0.01 | 0.0976 | 63.49 |
| 2 | CH2 | 0.11 | 0.2024 | 6.46 |
| 3 | CH3 | 0.24 | 0.1990 | 6.31 |
), ArticleFig(id=1241089955171193349, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表9, caption=
爆破振动质点振速监测记录表(泄水闸控制室)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 通道号 | 通道名称 | 最大值/(cm·s-1) | 最大值时刻/s | 半波主频/Hz |
|---|
| 1 | CH1 | 0.01 | 0.0976 | 63.49 |
| 2 | CH2 | 0.11 | 0.2024 | 6.46 |
| 3 | CH3 | 0.24 | 0.1990 | 6.31 |
), ArticleFig(id=1241089955255079435, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=EN, label=Table 10, caption=
Vibration velocity monitoring data (Tengfei Chemical Plant Office Building)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 通道号 | 通道名称 | 最大值/(cm·s-1) | 最大值时刻/s | 半波主频/Hz |
|---|
| 1 | CH1 | 0.01 | 4.7457 | 12.05 |
| 2 | CH2 | 0.14 | 4.8577 | 11.59 |
| 3 | CH3 | 0.12 | 4.8533 | 12.16 |
), ArticleFig(id=1241089955330576910, tenantId=1146029695717560320, journalId=1240670690148397066, articleId=1241089940365300448, language=CN, label=表10, caption=
爆破振动质点振速监测记录表(腾飞化工厂办公楼)
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| 通道号 | 通道名称 | 最大值/(cm·s-1) | 最大值时刻/s | 半波主频/Hz |
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| 1 | CH1 | 0.01 | 4.7457 | 12.05 |
| 2 | CH2 | 0.14 | 4.8577 | 11.59 |
| 3 | CH3 | 0.12 | 4.8533 | 12.16 |
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