二零二五年度市政道路建設(shè)沙石材料采購承包協(xié)議書4篇

20XX專業(yè)合同封面COUNTRACTCOVER20XX專業(yè)合同封面COUNTRACTCOVER甲方：XXX乙方：XXXPERSONALRESUMERESUME二零二五年度市政道路建設(shè)沙石材料采購承包協(xié)議書本合同目錄一覽1.協(xié)議雙方基本信息1.1甲方基本信息1.2乙方基本信息2.采購項(xiàng)目概述2.1項(xiàng)目名稱2.2項(xiàng)目地點(diǎn)2.3項(xiàng)目規(guī)模2.4項(xiàng)目工期3.采購內(nèi)容3.1材料名稱3.2材料規(guī)格3.3材料數(shù)量3.4材料質(zhì)量標(biāo)準(zhǔn)4.采購方式4.1采購方式說明4.2采購程序5.采購價(jià)格5.1價(jià)格組成5.2價(jià)格調(diào)整機(jī)制5.3付款方式6.交貨期限與方式6.1交貨期限6.2交貨方式6.3交貨地點(diǎn)7.材料驗(yàn)收與檢驗(yàn)7.1驗(yàn)收標(biāo)準(zhǔn)7.2驗(yàn)收程序7.3檢驗(yàn)機(jī)構(gòu)8.違約責(zé)任8.1甲方違約責(zé)任8.2乙方違約責(zé)任9.爭議解決9.1爭議解決方式9.2爭議解決機(jī)構(gòu)10.合同生效與終止10.1合同生效條件10.2合同終止條件11.合同附件11.1附件一：采購清單11.2附件二：質(zhì)量保證書11.3附件三：運(yùn)輸合同12.其他約定事項(xiàng)12.1保密條款12.2不可抗力條款12.3通知與送達(dá)13.合同簽署13.1簽署日期13.2簽署地點(diǎn)13.3簽署人14.合同附件清單14.1附件一：采購清單14.2附件二：質(zhì)量保證書14.3附件三：運(yùn)輸合同第一部分：合同如下：1.協(xié)議雙方基本信息1.1甲方基本信息1.1.1甲方名稱：市政工程管理局1.1.2甲方地址：省市區(qū)路號1.1.3甲方聯(lián)系人：1.1.4甲方聯(lián)系電話：056781.2乙方基本信息1.2.1乙方名稱：建筑材料1.2.2乙方地址：省市區(qū)路號1.2.3乙方聯(lián)系人：1.2.4乙方聯(lián)系電話：0876543212.采購項(xiàng)目概述2.1項(xiàng)目名稱：市政道路建設(shè)2.2項(xiàng)目地點(diǎn)：省市區(qū)2.3項(xiàng)目規(guī)模：道路長度公里，寬度米2.4項(xiàng)目工期：2025年1月1日至2025年12月31日3.采購內(nèi)容3.1材料名稱：沙石材料3.2材料規(guī)格：粗砂、中砂、細(xì)砂、石子，具體規(guī)格詳見附件一3.3材料數(shù)量：共計(jì)萬噸3.4材料質(zhì)量標(biāo)準(zhǔn)：符合GB/T146842011《建筑用砂》和GB/T146852011《建筑用卵石、碎石》標(biāo)準(zhǔn)4.采購方式4.1采購方式說明：本協(xié)議采用公開招標(biāo)方式4.2采購程序：詳見招標(biāo)文件及相關(guān)法律法規(guī)5.采購價(jià)格5.1價(jià)格組成：材料價(jià)格、運(yùn)輸費(fèi)用、裝卸費(fèi)用5.2價(jià)格調(diào)整機(jī)制：根據(jù)市場價(jià)格波動，按月調(diào)整一次，具體調(diào)整辦法詳見附件二5.3付款方式：按月付款，每月支付上月材料采購款的80%，余款在項(xiàng)目完工驗(yàn)收合格后30日內(nèi)支付6.交貨期限與方式6.1交貨期限：自合同簽訂之日起至2025年12月31日止6.2交貨方式：乙方負(fù)責(zé)將材料運(yùn)輸至甲方指定地點(diǎn)6.3交貨地點(diǎn)：省市區(qū)路號7.材料驗(yàn)收與檢驗(yàn)7.1驗(yàn)收標(biāo)準(zhǔn)：符合GB/T146842011《建筑用砂》和GB/T146852011《建筑用卵石、碎石》標(biāo)準(zhǔn)7.2驗(yàn)收程序：甲方收到乙方交貨通知后，在3日內(nèi)進(jìn)行驗(yàn)收7.3檢驗(yàn)機(jī)構(gòu)：由雙方共同指定的具有相應(yīng)資質(zhì)的第三方檢測機(jī)構(gòu)進(jìn)行檢驗(yàn)8.違約責(zé)任8.1甲方違約責(zé)任8.1.1甲方未能按約定支付材料款的，應(yīng)向乙方支付違約金，違約金為未付款項(xiàng)的1%每日。8.1.2甲方未能按約定提供驗(yàn)收條件的，乙方有權(quán)要求甲方在3日內(nèi)提供，否則乙方有權(quán)暫停交貨。8.2乙方違約責(zé)任8.2.1乙方未能按約定時(shí)間交貨，每延遲一天，應(yīng)向甲方支付延遲交貨部分材料款0.5%的違約金。8.2.2乙方提供的材料不符合約定質(zhì)量標(biāo)準(zhǔn)，應(yīng)立即無償更換或退貨，并承擔(dān)由此產(chǎn)生的全部費(fèi)用。9.爭議解決9.1爭議解決方式：雙方應(yīng)友好協(xié)商解決爭議，協(xié)商不成的，任何一方均可向合同簽訂地人民法院提起訴訟。9.2爭議解決機(jī)構(gòu)：無10.合同生效與終止10.1合同生效條件：本協(xié)議自雙方代表簽字蓋章之日起生效。10.2.1項(xiàng)目完工驗(yàn)收合格，且乙方履行完畢合同約定的全部義務(wù)；10.2.2雙方協(xié)商一致解除合同；10.2.3發(fā)生不可抗力事件，導(dǎo)致合同無法履行；10.2.4一方嚴(yán)重違約，另一方依法解除合同。11.合同附件11.1附件一：采購清單11.2附件二：質(zhì)量保證書11.3附件三：運(yùn)輸合同12.其他約定事項(xiàng)12.1保密條款：雙方對本協(xié)議內(nèi)容負(fù)有保密義務(wù)，未經(jīng)對方同意，不得向任何第三方泄露。12.2不可抗力條款：因地震、洪水、戰(zhàn)爭等不可抗力事件導(dǎo)致合同無法履行時(shí)，雙方互不承擔(dān)責(zé)任。12.3通知與送達(dá)：一方通知另一方，應(yīng)采用書面形式，并通過約定的聯(lián)系方式送達(dá)，自送達(dá)之日起生效。13.合同簽署13.1簽署日期：2025年1月1日13.2簽署地點(diǎn)：省市區(qū)路號13.3簽署人：甲方代表：；乙方代表：14.合同附件清單14.1附件一：采購清單14.2附件二：質(zhì)量保證書14.3附件三：運(yùn)輸合同14.4附件四：本合同正本兩份，雙方各執(zhí)一份，副本若干份。第二部分：第三方介入后的修正15.第三方介入15.1第三方概念15.1.1本合同所稱第三方，是指除甲乙雙方以外的，為履行本合同提供專業(yè)服務(wù)、監(jiān)督、鑒定、咨詢等服務(wù)的獨(dú)立法人或其他組織。15.1.2.1專業(yè)中介機(jī)構(gòu)，如招標(biāo)代理機(jī)構(gòu)、監(jiān)理公司、造價(jià)咨詢公司等；15.1.2.2技術(shù)鑒定機(jī)構(gòu)，如質(zhì)量檢測中心、安全評估機(jī)構(gòu)等；15.1.2.3咨詢機(jī)構(gòu)，如法律咨詢、財(cái)務(wù)咨詢等。15.2第三方職責(zé)15.2.1第三方應(yīng)按照甲乙雙方的要求，獨(dú)立、客觀、公正地履行其職責(zé)。15.2.2第三方在履行職責(zé)過程中，應(yīng)遵守相關(guān)法律法規(guī)和行業(yè)標(biāo)準(zhǔn)。15.3第三方權(quán)利15.3.1第三方有權(quán)要求甲乙雙方提供必要的資料和條件，以完成其職責(zé)。15.3.2第三方有權(quán)根據(jù)其職責(zé)，對甲乙雙方的行為進(jìn)行監(jiān)督和評價(jià)。15.4第三方與其他各方的劃分15.4.1第三方與甲乙雙方之間是委托與被委托的關(guān)系，第三方不參與甲乙雙方的合同履行。15.4.2第三方對甲乙雙方的權(quán)利義務(wù)不承擔(dān)連帶責(zé)任。16.第三方介入的具體條款16.1第三方介入的申請16.1.2申請應(yīng)書面提出，并說明介入的目的、第三方類型和預(yù)期職責(zé)。16.2第三方介入的程序16.2.1雙方協(xié)商確定第三方介入的具體事宜，包括介入方式、費(fèi)用、時(shí)間等。16.2.2雙方共同與第三方簽訂服務(wù)協(xié)議，明確第三方的職責(zé)和權(quán)利。16.3第三方介入的費(fèi)用16.3.1第三方介入的費(fèi)用由申請方承擔(dān)。16.3.2雙方在簽訂服務(wù)協(xié)議時(shí)，應(yīng)明確費(fèi)用的具體數(shù)額和支付方式。17.第三方責(zé)任限額17.1第三方在履行職責(zé)過程中，因自身原因造成甲乙雙方損失的，應(yīng)承擔(dān)相應(yīng)的賠償責(zé)任。17.2第三方的賠償責(zé)任以服務(wù)協(xié)議中約定的限額為準(zhǔn)。17.3若第三方違約，甲乙雙方有權(quán)根據(jù)服務(wù)協(xié)議追究其違約責(zé)任。17.4第三方的賠償責(zé)任不因甲乙雙方之間的爭議而免除。18.第三方介入的終止18.1當(dāng)?shù)谌酵瓿善渎氊?zé)或合同約定的服務(wù)期限屆滿時(shí)，第三方介入終止。18.2第三方介入終止后，甲乙雙方應(yīng)根據(jù)合同約定繼續(xù)履行各自的義務(wù)。第三部分：其他補(bǔ)充性說明和解釋說明一：附件列表：1.附件一：采購清單詳細(xì)要求和說明：a.列明采購材料的名稱、規(guī)格、數(shù)量、質(zhì)量標(biāo)準(zhǔn)等；b.明確每種材料的單價(jià)和總價(jià)；c.附件一應(yīng)為正式表格格式，便于查閱和管理。2.附件二：質(zhì)量保證書詳細(xì)要求和說明：a.由乙方提供的質(zhì)量保證書，證明材料符合合同約定的質(zhì)量標(biāo)準(zhǔn)；b.質(zhì)量保證書應(yīng)包括材料來源、檢驗(yàn)報(bào)告、合格證等證明材料；c.質(zhì)量保證書的有效期為合同履行期間。3.附件三：運(yùn)輸合同詳細(xì)要求和說明：a.由乙方與運(yùn)輸公司簽訂的運(yùn)輸合同，明確運(yùn)輸方式、時(shí)間、費(fèi)用等；b.運(yùn)輸合同應(yīng)包含運(yùn)輸路線、運(yùn)輸工具、運(yùn)輸安全措施等；c.運(yùn)輸合同的有效期為合同履行期間。4.附件四：第三方介入?yún)f(xié)議詳細(xì)要求和說明：a.甲乙雙方與第三方簽訂的服務(wù)協(xié)議，明確第三方的職責(zé)和權(quán)利；b.協(xié)議應(yīng)包括介入目的、服務(wù)內(nèi)容、費(fèi)用、期限等；c.協(xié)議的有效期為介入期間。5.附件五：違約責(zé)任協(xié)議詳細(xì)要求和說明：a.明確甲乙雙方違約行為及相應(yīng)的違約責(zé)任；b.協(xié)議應(yīng)包括違約金的計(jì)算方法、支付方式等；c.協(xié)議的有效期為合同履行期間。6.附件六：爭議解決協(xié)議詳細(xì)要求和說明：a.明確爭議解決方式，如協(xié)商、調(diào)解、仲裁、訴訟等；b.協(xié)議應(yīng)包括爭議解決機(jī)構(gòu)的名稱、地址等；c.協(xié)議的有效期為合同履行期間。說明二：違約行為及責(zé)任認(rèn)定：1.違約行為：a.乙方未按約定時(shí)間交貨，每延遲一天，應(yīng)向甲方支付延遲交貨部分材料款0.5%的違約金。b.乙方提供的材料不符合約定質(zhì)量標(biāo)準(zhǔn)，應(yīng)立即無償更換或退貨，并承擔(dān)由此產(chǎn)生的全部費(fèi)用。c.甲方未能按約定支付材料款的，應(yīng)向乙方支付違約金，違約金為未付款項(xiàng)的1%每日。2.責(zé)任認(rèn)定標(biāo)準(zhǔn)：a.違約行為的認(rèn)定以合同約定為準(zhǔn)；b.違約責(zé)任的具體金額根據(jù)違約行為及損失情況確定。3.示例說明：a.若乙方延遲交貨3天，則應(yīng)向甲方支付延遲交貨部分材料款0.15%的違約金；b.若乙方提供的材料不符合質(zhì)量標(biāo)準(zhǔn)，導(dǎo)致甲方工程停工一天，則乙方應(yīng)承擔(dān)由此產(chǎn)生的全部費(fèi)用，包括停工損失、人工費(fèi)等；c.若甲方未能按約定支付材料款，則應(yīng)向乙方支付未付款項(xiàng)的1%每日的違約金。全文完。二零二五年度市政道路建設(shè)沙石材料采購承包協(xié)議書1合同編號_________一、合同主體1.1甲方（采購方）：名稱：_________地址：_________聯(lián)系人：_________聯(lián)系電話：_________1.2乙方（承包方）：名稱：_________地址：_________聯(lián)系人：_________聯(lián)系電話：_________二、合同前言2.1背景鑒于我國城市化進(jìn)程的加快，市政道路建設(shè)需求日益增長，為滿足市政道路建設(shè)對沙石材料的需求，甲方?jīng)Q定對沙石材料進(jìn)行采購，乙方具備相應(yīng)的資質(zhì)和能力，雙方經(jīng)友好協(xié)商，達(dá)成如下協(xié)議。2.2目的本協(xié)議旨在明確雙方在市政道路建設(shè)沙石材料采購過程中的權(quán)利、義務(wù)和責(zé)任，確保項(xiàng)目順利進(jìn)行，實(shí)現(xiàn)雙方共贏。三、定義與解釋3.1專業(yè)術(shù)語本協(xié)議中涉及的專業(yè)術(shù)語如下：（1）沙石材料：指用于市政道路建設(shè)的砂、碎石等材料；（2）工程量：指沙石材料在工程中的實(shí)際使用量；（3）合同價(jià)格：指本協(xié)議約定的沙石材料采購價(jià)格；（4）質(zhì)量標(biāo)準(zhǔn)：指國家、行業(yè)或地方規(guī)定的沙石材料質(zhì)量標(biāo)準(zhǔn)。3.2關(guān)鍵詞解釋（1）合同期限：指本協(xié)議約定的乙方供應(yīng)沙石材料的起止時(shí)間；（2）交貨時(shí)間：指乙方按照本協(xié)議約定的時(shí)間將沙石材料送達(dá)甲方指定地點(diǎn)；（3）驗(yàn)收標(biāo)準(zhǔn)：指本協(xié)議約定的沙石材料驗(yàn)收標(biāo)準(zhǔn)；（4）違約責(zé)任：指因一方違約導(dǎo)致對方遭受損失時(shí)，違約方應(yīng)承擔(dān)的責(zé)任。四、權(quán)利與義務(wù)4.1甲方的權(quán)利和義務(wù)（1）甲方有權(quán)要求乙方按照本協(xié)議約定的時(shí)間、數(shù)量、質(zhì)量供應(yīng)沙石材料；（2）甲方有權(quán)對乙方供應(yīng)的沙石材料進(jìn)行驗(yàn)收，如不符合約定，甲方有權(quán)要求乙方進(jìn)行整改；（3）甲方有權(quán)在本協(xié)議約定的范圍內(nèi)對乙方進(jìn)行監(jiān)督和管理；（4）甲方應(yīng)按照合同約定支付乙方沙石材料采購款項(xiàng)。4.2乙方的權(quán)利和義務(wù)（1）乙方應(yīng)按照本協(xié)議約定的時(shí)間、數(shù)量、質(zhì)量供應(yīng)沙石材料；（2）乙方應(yīng)保證供應(yīng)的沙石材料符合國家、行業(yè)或地方規(guī)定的質(zhì)量標(biāo)準(zhǔn)；（3）乙方應(yīng)按時(shí)將沙石材料送達(dá)甲方指定地點(diǎn)；（4）乙方應(yīng)接受甲方對沙石材料的驗(yàn)收，如不符合約定，乙方應(yīng)進(jìn)行整改；（5）乙方應(yīng)配合甲方對沙石材料的使用進(jìn)行監(jiān)督和管理。五、履行條款5.1合同履行時(shí)間本協(xié)議自雙方簽字蓋章之日起生效，合同期限為____年，自____年____月____日至____年____月____日。5.2合同履行地點(diǎn)乙方應(yīng)將沙石材料送達(dá)甲方指定地點(diǎn)，具體地點(diǎn)如下：地址：_________聯(lián)系人：_________聯(lián)系電話：_________5.3合同履行方式（1）乙方應(yīng)按照本協(xié)議約定的數(shù)量、質(zhì)量、時(shí)間供應(yīng)沙石材料；（2）甲方應(yīng)按照本協(xié)議約定的驗(yàn)收標(biāo)準(zhǔn)對沙石材料進(jìn)行驗(yàn)收；（3）雙方應(yīng)按照本協(xié)議約定的方式結(jié)算沙石材料采購款項(xiàng)。六、合同的生效和終止6.1生效條件本協(xié)議經(jīng)雙方簽字蓋章后生效。6.2終止條件（1）合同期限屆滿；（2）因不可抗力導(dǎo)致合同無法履行；（3）雙方協(xié)商一致解除合同。6.3終止程序（1）一方提出解除合同，應(yīng)提前____天書面通知對方；（2）雙方協(xié)商一致解除合同，應(yīng)簽訂書面協(xié)議。6.4終止后果（1）合同終止后，雙方應(yīng)按照本協(xié)議約定進(jìn)行結(jié)算；（2）合同終止后，雙方應(yīng)各自承擔(dān)相應(yīng)的法律責(zé)任。七、費(fèi)用與支付7.1費(fèi)用構(gòu)成（1）沙石材料采購價(jià)格：根據(jù)雙方協(xié)商確定的沙石材料單價(jià)及實(shí)際采購數(shù)量計(jì)算；（2）運(yùn)輸費(fèi)用：乙方將沙石材料運(yùn)至甲方指定地點(diǎn)所產(chǎn)生的運(yùn)輸費(fèi)用；（3）裝卸費(fèi)用：乙方負(fù)責(zé)將沙石材料從運(yùn)輸工具上卸載至指定地點(diǎn)所產(chǎn)生的費(fèi)用；（4）驗(yàn)收費(fèi)用：由甲方承擔(dān)的沙石材料驗(yàn)收過程中的相關(guān)費(fèi)用；（5）稅費(fèi)：根據(jù)國家相關(guān)規(guī)定，應(yīng)由甲方承擔(dān)的稅費(fèi)。7.2支付方式（1）乙方應(yīng)按照本協(xié)議約定的數(shù)量、質(zhì)量、時(shí)間供應(yīng)沙石材料，甲方應(yīng)在收到乙方提供的合法發(fā)票后進(jìn)行支付；（2）甲方支付方式為銀行轉(zhuǎn)賬，乙方應(yīng)提供銀行賬戶信息，以便甲方進(jìn)行支付。7.3支付時(shí)間（1）乙方在約定的時(shí)間內(nèi)完成沙石材料的供應(yīng)后，甲方應(yīng)在收到乙方提供的合法發(fā)票后____個(gè)工作日內(nèi)支付相應(yīng)款項(xiàng)；（2）如因特殊情況導(dǎo)致沙石材料供應(yīng)延遲，甲方有權(quán)根據(jù)實(shí)際情況調(diào)整支付時(shí)間。7.4支付條款（1）甲方在支付款項(xiàng)時(shí)，應(yīng)嚴(yán)格按照本協(xié)議約定的費(fèi)用構(gòu)成進(jìn)行支付；（2）甲方在支付款項(xiàng)后，如發(fā)現(xiàn)乙方提供的發(fā)票存在虛假、錯誤等情況，甲方有權(quán)要求乙方退還相應(yīng)款項(xiàng)；（3）雙方應(yīng)確保支付過程中所涉及的銀行賬戶信息真實(shí)、準(zhǔn)確。八、違約責(zé)任8.1甲方違約（1）如甲方未按時(shí)支付乙方沙石材料采購款項(xiàng)，應(yīng)向乙方支付____%的違約金；（2）如甲方違反合同約定，導(dǎo)致乙方遭受損失，甲方應(yīng)承擔(dān)相應(yīng)的賠償責(zé)任。8.2乙方違約（1）如乙方未按時(shí)供應(yīng)沙石材料，應(yīng)向甲方支付____%的違約金；（2）如乙方提供的沙石材料質(zhì)量不符合約定，乙方應(yīng)承擔(dān)相應(yīng)的賠償責(zé)任；（3）如乙方違反合同約定，導(dǎo)致甲方遭受損失，乙方應(yīng)承擔(dān)相應(yīng)的賠償責(zé)任。8.3賠償金額和方式（1）違約金按實(shí)際損失的一定比例計(jì)算，最高不超過合同總額的____%；（2）賠償金額的支付方式為銀行轉(zhuǎn)賬，由違約方在收到賠償要求后____個(gè)工作日內(nèi)支付。九、保密條款9.1保密內(nèi)容（1）本合同涉及的商業(yè)秘密、技術(shù)秘密、經(jīng)營秘密等；（2）雙方在履行合同過程中所了解到的對方商業(yè)信息、技術(shù)信息、經(jīng)營信息等。9.2保密期限本合同簽訂之日起至合同終止后____年止。9.3保密履行方式（1）雙方應(yīng)嚴(yán)格遵守保密義務(wù)，不得向任何第三方泄露保密內(nèi)容；（2）雙方在履行合同過程中，應(yīng)采取必要措施確保保密內(nèi)容的安全。十、不可抗力10.1不可抗力定義不可抗力是指由于自然災(zāi)害、政府行為、社會異常事件等原因，導(dǎo)致合同無法履行或履行困難的客觀情況。10.2不可抗力事件（1）自然災(zāi)害：如地震、洪水、臺風(fēng)等；（2）政府行為：如政策調(diào)整、法律法規(guī)變更等；（3）社會異常事件：如戰(zhàn)爭、動亂、恐怖襲擊等。10.3不可抗力發(fā)生時(shí)的責(zé)任和義務(wù)（1）發(fā)生不可抗力事件時(shí)，雙方應(yīng)及時(shí)通知對方，并提供相關(guān)證明材料；（2）雙方應(yīng)采取措施減少損失，盡力履行合同；（3）如因不可抗力導(dǎo)致合同無法履行，雙方可協(xié)商解除合同。10.4不可抗力實(shí)例（1）地震、洪水等自然災(zāi)害；（2）政府政策調(diào)整導(dǎo)致合同無法履行；（3）戰(zhàn)爭、動亂等社會異常事件。十一、爭議解決11.1協(xié)商解決雙方在履行合同過程中發(fā)生的爭議，應(yīng)通過友好協(xié)商解決。11.2調(diào)解、仲裁或訴訟（1）協(xié)商不成，任何一方均可向合同簽訂地的人民法院提起訴訟；（2）雙方同意將爭議提交仲裁機(jī)構(gòu)進(jìn)行仲裁。十二、合同的轉(zhuǎn)讓12.1轉(zhuǎn)讓規(guī)定（1）未經(jīng)對方同意，任何一方不得將合同權(quán)利、義務(wù)全部或部分轉(zhuǎn)讓給第三方；（2）如一方需要轉(zhuǎn)讓合同權(quán)利、義務(wù)，應(yīng)書面通知對方，并經(jīng)對方同意。12.2不得轉(zhuǎn)讓的情形（1）涉及國家安全、保密的合同內(nèi)容；（2）涉及知識產(chǎn)權(quán)的合同內(nèi)容。十三、權(quán)利的保留13.1權(quán)力保留（1）甲方保留對沙石材料的質(zhì)量、數(shù)量、交貨時(shí)間等關(guān)鍵指標(biāo)的審查權(quán)；（2）乙方在合同履行過程中，應(yīng)遵守國家相關(guān)法律法規(guī)，不得侵犯他人合法權(quán)益。13.2特殊權(quán)力保留（1）在合同履行期間，如遇國家政策調(diào)整，甲方有權(quán)根據(jù)實(shí)際情況調(diào)整合同價(jià)格；（2）如因不可抗力導(dǎo)致合同無法履行，雙方均有權(quán)要求解除合同，并保留對因此造成的損失進(jìn)行索賠的權(quán)利。十四、合同的修改和補(bǔ)充14.1修改和補(bǔ)充程序（1）任何一方對合同內(nèi)容提出修改或補(bǔ)充，應(yīng)以書面形式通知對方；（2）雙方同意修改或補(bǔ)充的內(nèi)容，應(yīng)以書面形式簽署，并作為合同附件。14.2修改和補(bǔ)充效力（1）經(jīng)雙方簽署的修改或補(bǔ)充內(nèi)容，與本合同具有同等法律效力；（2）修改或補(bǔ)充內(nèi)容自簽署之日起生效。十五、協(xié)助與配合15.1相互協(xié)作事項(xiàng)（1）雙方應(yīng)按照本合同約定，相互協(xié)作，共同推進(jìn)項(xiàng)目進(jìn)度；（2）如遇特殊情況，雙方應(yīng)積極溝通，共同解決。15.2協(xié)作與配合方式（1）雙方應(yīng)指定專人負(fù)責(zé)合同履行過程中的溝通和協(xié)調(diào)；（2）雙方應(yīng)定期召開會議，討論項(xiàng)目進(jìn)展情況和問題解決方案。十六、其他條款16.1法律適用本合同適用中華人民共和國法律。16.2合同的完整性和獨(dú)立性本合同構(gòu)成雙方之間關(guān)于沙石材料采購承包關(guān)系的完整協(xié)議，具有獨(dú)立性，不因其他合同的存在而失效。16.3增減條款本合同如有增減條款，應(yīng)以書面形式簽署，并作為合同附件。十七、簽字、日期、蓋章甲方（采購方）：_________________________簽字：____________________日期：____________________乙方（承包方）：_________________________簽字：____________________日期：____________________合同附件：___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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