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1、中国葛洲坝水利水电工程集团有限公司海南大隆水利枢纽工程施工项目部 编号: GCaDLBT05034大隆水库水利枢纽工程石 渣 料 开 采 爆 破施 工 方 案合同编号:DL2004-BT编制: 审核: 批准: 中国葛洲坝水利水电工程集团有限公司海南大隆水利枢纽工程施工项目部二五年七月六日1、概况说明根据坝设字014号通知在现已填筑形成的坝体石渣区下游与排水棱体上游之间,需要填筑新鲜石渣料。目前剩余石渣料均为风化岩石渣料,不能用于该区的填筑。我部通过对现场剩余石渣料以及卡巴石料场实际勘察,决定在卡巴石料场开采用于该区填筑用的石渣料。通过计算需要开采新鲜石渣料2.67万m3,折合石方开采方2万m3
2、。现卡把石料场石料储备情况为:表层15m左右为腐植土以及风化岩,不能用于石渣料下游与堆石排水棱体上游之间的填筑,石渣料开采需要在爆破处理掉表层风化岩的基础上进行新鲜石渣料的爆破。爆破出的风化岩石渣料用于石渣料下游与堆石排水棱体上游之间以外部分石渣料的填筑。为达到对环境的保护以及水库在建成后期还田复耕的目的,石渣料开采需要顺原开挖边线进行,形成一个长约70m,宽约30m的开采范围。为保证边坡的稳定性,在每一个梯段爆破时需要形成一个宽约3m的马道。为开采出2.67万m3的新鲜石渣料需要开采出2.73万m3,的风化岩石渣料和0.42万m3的腐植土。2、施工工艺流程施工工艺流程图:不理想理想测量放样爆
3、 破爆破参数修正进入下一梯段开挖检查爆破效果技术交底钻爆设计作业面平整钻 孔3、施工方法石方开挖必须自上而下进行,开挖施工时根据现场情况必须把最后2排孔施钻成施工预裂孔,以保证爆破后边坡的稳定。每次爆破方量约为1535m2范围,每次爆破方量约为0.8万m3。 覆盖层清理:采用反铲对开采部位进行清理,清理范围包括树根、杂草、表层腐质土、可利用的风化土料和可挖掘的风化岩,清理范围为7030m2的爆破施工平面。并将弃料运往弃渣场,可利用的风化土料和风化岩运往备料场,作为大坝填筑的坝壳料使用。 风化岩钻爆:将表层15m左右强风化岩爆除,并将其运往坝体石渣区填筑,同时修整工作平台,以利新鲜石渣料的开采施
4、工。 钻爆参数选择孔径:d= 90mm;梯段高度:H=1215m;间距:a=3.5m;排距:b=3.0m;孔斜:=73;炸药单耗:q=0.40.45kg/m3。 布孔:根据钻爆参数确定的间排距,结合现场实际地形,采用梅花形布孔方式,在靠近边坡宽约35m的范围内不进行钻孔,以便形成永久马道。 钻孔:钻孔采用阿特拉斯钻机,钻孔角度拟采用1:0.7,最靠后的2排孔施钻成施工预裂孔,以保证永久边坡的稳定。 爆破施工石渣料开采部位采用人工装药、微差爆破技术进行深孔梯段松动爆破。采用全耦合连续装药结构,电雷管联网,非电毫秒微差起爆。在最后的2排孔装药量为爆破孔装药量的1/31/2,以保证爆破不会对马道边坡
5、造成破坏。为防止产生大量飞石及控制石料块度,采用“v字型起爆方式,炮孔堵塞长度不小于3m。为减少振动冲击,控制单段起爆最大药量,单段起爆最大药量不超过300Kg。 爆破效果验证爆破完成后,对爆破后的效果进行验证,以便调整爆破参数,取得更好的爆破效果。 石渣料开挖由推土机集料,反铲挖装,自卸汽车运输至石渣区填筑部位。4、爆破施工质量、安全保证措施4.1质量保证措施 施工前,工程技术部结合各部位开挖要求和地形地质条件进行详细的爆破开挖设计,并在现场进行生产性试验,优选合理的爆破参数;施工中,根据爆破效果,不断修正完善以达到更好的效果。 施工前对管理、作业人员进行技术交底,明确施工工艺、技术要求。
6、合理安排开挖施工程序,根据岩石地质情况实行动态调整,保证开挖石料的质量满足设计和相应规范的要求。 配备先进的钻爆设备,加强施工人员系统业务培训,熟练掌握钻爆技术,严格按照确定的爆破参数进行施工,保证爆破效果。 施工过程中,质量安全部应按照作业指导书和规程规范的要求进行质量控制,对所有施工部位的钻孔、装药等工序进行全过程的质量检查,详细作好质量检查记录,不符合要求的,坚决要求返工。4.2安全保证措施 制定爆破作业安全管理办法,并贯彻执行。严格爆破器材管理,实施实销实报,剩余的爆破器材必须当日退库,严禁私自收藏,乱丢乱放。发现爆破器材丢失、被盗要立即报告,等待处理。 爆破器材应按有关规定进行检验,
7、对失效及不符合技术条件要求的不得使用。 建立严格的入库领用制度,严禁多发乱发。爆破器材由专人领取,领取人需持有由现场施工员、质检员和现场负责人共同填写并签名的火工材料发放申领单,交由仓库保管员,仓库保管员审核确认无误后照单发放,同时履行领用签字手续。炸药与雷管严禁由一人同时搬运。电雷管严禁与带电物品一起携带运送。爆破器材运送,应避开人员密集地段,中途不得停留,并不得随地存放或带入宿舍。 根据设计要求和现场条件,进行爆破设计,从技术上保证爆破方案的安全可靠性。钻爆作业严格按钻爆设计进行,不得擅自修改设计,如需修改须经爆破设计人员签字认可,必要时钻爆设计或修改设计报监理人批准后方可实施。爆破作业时
8、必须有安全员现场监控,采用电力引爆方法时装炮工作面30m以内应断开电流。严格控制单段起爆药量。起爆严格按照距离由远到近,单段药量由大到小的顺序进行。 钻孔作业面必须满足钻机架设要求,确保钻机工作面稳定。钻孔时,坡面上的浮岩危石应予清理。选择炮位时,炮眼口应避开正对的电线、路口和构造物。钻孔所用机械要详加检查,确认完好。严禁在残眼上打孔。钻孔过程中注意观察边坡稳定情况,发现异常及时处理或撤出。钻机操作人员佩带防尘罩等防护措施。钻进过程中严禁用硬物接触钻杆,清理孔口清理时必须停止钻进。 装药前应对炮眼进行验收和清理;对刚打成的炮眼应待其冷却后装药。严禁烟火和明火照明;无关人员应撤离现场。用木质炮棍
9、装药,严禁使用金属器皿装药;深孔装药出现堵塞时,在未装入雷管、起爆药柱前,可采用木制长杆处理。装好的爆药包(柱)严禁投掷或冲击。不得采用无填塞爆破,也不得使用石块和易燃材料填塞炮孔;不得捣固直接接触药包的填塞材料或用填塞材料冲击起爆药包,也不得在深孔装入起爆药包后直接用木楔填塞;填塞炮眼时不得破坏起爆线路。已装药的炮孔必须当班爆破,装填的炮孔数量应以一次爆破的作业量为限。电力起爆必须遵守下列规定:在同一爆破网路上必须使用同厂、同型号的电雷管,其电阻值差不得超过规定值(应控制在0.2以内);爆破网路主线应绝缘良好,并设中间开关,与其它电源线路应分开敷设;必须严格检查主线、区域线、端线、电源开关和
10、插座等的断通与绝缘情况,在联入网络前各自的两端应短路;爆破网路的联接必须在全部炮孔装填完毕,无关人员全部撤至安全地点后进行;联接应由工作面向起爆站依次进行,两线的接点应错开10cm,接点必须牢固,绝缘良好;用动力或照明电源起爆时,起爆开关必须放在上锁的专用起爆箱内,起爆开关箱和起爆器的钥匙在整个爆破作业时间里,必须由爆破工作的负责人严加保管,不得交给他人;装好炸药包后,必须撤除工作面的一切电源;雷雨季节应采用非电起爆法。爆破施工时,指派有一定爆破经验的安全员专项负责。炮工应持证上岗,严禁无证作业。建立严格的盲炮处理制度,发现问题,立即封锁现场,指派有经验的爆破人员进行排险。爆破时,人员设备撤离
11、安全区,对危险区进行警戒,严禁人畜、车辆设备进入;每次爆破必须严格执行警戒制度,设立明显的警示标志,安全警戒人员和作业人员必须佩带安全帽或袖标;通过信号炮或口哨等措施提醒人员设备撤离警戒区,防止发生意外。爆破时,应点清爆炸数与装炮数量是否相符。确认炮响完并过5min后,方准爆破人员进入爆破作业点。爆破完成安全检查无误后,方可开放交通。开挖应自上而下进行。未经安全技术论证和主管部门批准,严禁采用自下而上的开挖方式。对开挖形成的高边坡在坡顶设置安全网或其它防护装置,并派专人巡查,防止滚石或落物伤人。高边坡施工作业时,施工区周边必须设置安全哨,防止非施工人员进入作业区。爆破后,及时清理、处理危石,严
12、防塌落对人员、机械造成危害。(英文版 ) Two regulations promulgated for implementation is in the party in power for a long time and the rule of law conditions, the implementation of comprehensive strictly strategic plan, implementation in accordance with the rules and discipline to manage the party, strengthen inner-p
13、arty supervision of major initiatives. The two regulations supporting each other, the adhere to a positive advocate, focusing on morality is of Party members and Party leading cadres can see, enough to get a high standard; around the party discipline, disciplinary ruler requirements, listed as negat
14、ive list, focusing on vertical gauge, draw the party organizations and Party members do not touch the bottom line . Here, the main from four square face two party rules of interpretation: the first part introduces two party Revised regulations the necessity and the revision process; the second part
15、is the interpretation of the two fundamental principles of the revision of laws and regulations in the party; the third part introduces two party regulations modified the main changes and needs to grasp several key problems; the fourth part on how to grasp the implementation of the two regulations o
16、f the party. and revised the necessity and revised history of the CPC Central Committee the amendment to the Chinese Communist Party members and leading cadres honest politics several guidelines and column 1 by 2015 to strengthen party laws and regulations focus. Two party regulations revision work
17、lasted a Years, pooling the wisdom of the whole party, ideological consensus, draw historical experience, respect for the wisdom of our predecessors, which reflects the unity of inheritance and innovation; follow the correct direction, grasp the limited goals, adhere to the partys leadership, to sol
18、ve the masses of the people reflect a focus on the problem. The new revision of the and , reflects the partys 18 and the eighth session of the third, the spirit of the fourth plenary session, reflecting the experience of studying and implementing the General Secretary Xi Jinping series of important
19、speech, reflects the partys eighteen years comprehensive strictly practice. (a) revised two regulations of the party need of in based on revised, the promulgation and implementation of January 2010, to strengthen the construction of the contingent of leading cadres play an important role. But with t
20、he party to manage the party strictly administering the deepening, has not been able to fully meet the actual needs. Content is too complicated, eight prohibition, 52 are not allowed to hard to remember, and also difficult to put into practice; the second is concisely positive advocated by the lack
21、of prohibited provisions excessive, no autonomy requirements; the third is banned terms and discipline law, both with the party discipline, disciplinary regulations repeat and Criminal law and other laws and regulations repeat; the fourth is to clean the theme is not prominent, not for the existing
22、problems, and is narrow, only needle of county-level leading cadres above. is in 1997 based on revision, in December 2003 the promulgation and implementation, to strengthen the construction of the party play very important role. Along with the development of the situation, which many provisions have
23、 been unable to fully meet the comprehensive strictly administering the practice needs. One is Ji law, more than half of the provisions and criminal law and other countries laws and regulations Repetition; two is the political discipline regulations is not prominent, not specific, for violation of t
24、he party constitution, damage the authority of Party Constitution of misconduct lack necessary and serious responsibility to pursue; third is the main discipline for the leading cadres, does not cover all Party members. Based on the above situation, need to and the two is likely to be more relevant
25、regulations first amendment. By revising, really put the authority of Party discipline, the seriousness in the party tree and call up the majority of Party members and cadres of the party constitution of party compasses party consciousness. (II) two party regulations revision process the Central Com
26、mittee of the Communist Party of China attaches great importance to two regulations revision . Xi Jinping, general books recorded in the Fifth Plenary Session of the eighth session of the Central Commission for Discipline Inspection, on the revised regulations made clear instructions. According to t
27、he central deployment, the Central Commission for Discipline Inspection from 2014 under six months begin study two regulations revision. The Standing Committee of the Central Commission for Discipline Inspection 4 review revised. Comrade Wang Qishan 14 times held a special meeting to study two regul
28、ations revision, amendment clarifies the direction, major issues of principle, path and target, respectively held a forum will listen to part of the province (area) secretary of the Party committee, Secretary of the Discipline Inspection Commission, part of the central ministries and state organs De
29、partment The first party committee is mainly responsible for people, views of experts and scholars and grassroots party organizations and Party members. Approved by the Central Committee of the Communist Party of China, on 7 September 2015, the general office of the Central Committee of the Party is
30、sued a notice to solicit the provinces (autonomous regions, municipalities) Party, the central ministries and commissions, state ministries and commissions of the Party (party), the General Political Department of the military, every 3 people organization of Party of two regulations revision opinion
31、. Central Commission for Discipline Inspection of extensive solicitation of opinions, careful study, attracting, formed a revised sent reviewers. In October 8 and October 12, Central Committee Political Bureau Standing Committee and the Political Bureau of the Central Committee After consideration o
32、f the two regulations revised draft. On October 18, the Central Committee of the Communist Party of China formally issued two regulations. Can say, two laws amendment concentrated the wisdom of the whole party, embodies the party. Second, and revision of the basic principles of two party regulations
33、 revision work and implement the partys eighteen, ten eight plenary, the spirit of the Fourth Plenary Session of the Eleventh Central Committee and General Secretary Xi Jinping important instructions on the revised and , highlighting the ruling party characteristics, serious discipline, the discipli
34、ne quite in front of the law, based on the current, a long-term, advance as a whole, with Bu Xiuding independent and . Main principle is: first, adhere to the party constitution to follow. The constitution about discipline and self-discipline required specific, awaken the party constitution of party
35、 compasses party consciousness, maintaining the authority of the constitution. General Secretary Xi Jinping pointed out that no rules, no side round. Party constitution is the fundamental law, the party must follow the general rules. In early 2015 held the eighth session of the Central Commission fo
36、r Discipline Inspection Fifth Plenary Session of the 16th Central Committee, Xi Jinping again pointed out that constitution is the party must follow the general rules, but also the general rules. the revision of the and is Method in adhere to the regulations established for the purpose of combining
37、rule of virtue is to adhere to the party constitution as a fundamental to follow, the constitution authority set up, wake up the party constitution and party rules the sense of discipline, the party constitution about discipline and self-discipline specific requirements. 4 second is to adhere to in
38、accordance with the regulations governing the party and the party. The Party of rule of virtue de, mainly refers to the partys ideals and beliefs, excellent traditional style. The revised the closely linked to the self-discipline, insisting on the positive initiative, for all members, highlight the
39、vital few, emphasized self-discipline, focusing on the morality, and the majority of Party members and the ideological and moral standards. The revised Ji method separately, Ji, Ji Yan to Method, as a negative list, emphasizing the heteronomy, focusing on vertical gauge. Is this one high and one low
40、, a positive reaction, the strict party discipline and practice results transformation for the integration of the whole party to observe moral and discipline requirements, for the majority of Party members and cadres provides benchmarking and ruler. Third, insist on to. In view of the problems exist
41、ing in the party at the present stage, the main problems of Party members and cadres in the aspect of self-discipline and abide by the discipline to make clearly defined, especially the partys eighteen years strict political discipline and political rules, organization and discipline and to implemen
42、t the central eight provisions of the spirit against the four winds and other requirements into Disciplinary provisions. Not one pace reachs the designated position, focusing on in line with reality, pragmatic and effective. After the revision of major changes, major changes in the and modified and
43、needs to grasp several key problems (a) adhere to according to regulations governing the party and party with morals in combination, for at the present stage, the leadership of the party members and cadres and Party members in existing main problems of self-discipline, put forward principles, requir
44、ements and specifications, showing Communists noble moral pursuit, reflected at all times and in all over the world ethics from high from low 5 common requirements. One is closely linked to the self-discipline, removal and no direct relation to the provisions of . the second is adhere to a positive
45、advocate, eight prohibition 52 are not allowed to about the content of the negative list moved into synchronization amendment . Three is for all the party members, will apply object from the leadership of the party members and cadres to expand to all Party members, fully embodies the comprehensive s
46、trictly required. The fourth is prominent key minority, seize the leadership of the party members and cadres is the key, and put forward higher requirements than the ordinary Party members. Five is to simplify, and strive to achieve concise, easy to understand, easy to remember. The revised is the r
47、uling Party since the first insists on a positive advocate forAll Party members and the self-discipline norms, moral declaration issued to all members of the party and the National Peoples solemn commitment. criterion of a clean and honest administration consists of 4 parts, 18, more than 3600 words. Aft