補充施工合同協議樣本合同編號：__________合同各方當事人：根據《中華人民共和國合同法》及相關法律法規的規定，經雙方友好協商，本著平等、自愿、公平、誠信的原則，就甲方房屋建筑工程項目的補充施工事宜，達成如下協議：一、工程概況1.1工程名稱：__________1.2工程地點：__________1.3工程規模：__________1.4工程總價：__________1.5工程進度：__________二、補充施工內容（1）__________（2）__________（3）__________（4）__________2.2乙方應按照甲方的要求和技術標準，保質保量完成補充施工內容。三、工期及進度3.1補充施工的開工日期為：__________3.2補充施工的竣工日期為：__________3.3乙方應確保補充施工項目按期完成，如因乙方原因導致工期延誤，乙方應承擔相應的違約責任。四、質量及驗收4.1乙方應嚴格按照國家相關法律法規、行業標準及甲方要求進行施工，確保工程質量。4.2工程驗收合格標準：__________4.3工程驗收程序：__________五、合同價款及支付5.1補充施工合同價款為：__________元（大寫：__________元整）。5.2甲方支付方式如下：（1）__________（2）__________（3）__________5.3乙方開具正規發票，甲方按約定時間支付合同價款。六、違約責任6.1乙方未按約定完成補充施工的，應向甲方支付違約金，違約金為合同價款的__________%。6.2甲方未按約定時間支付合同價款的，應向乙方支付滯納金，滯納金為應付款項的__________%。七、爭議解決7.1雙方在履行合同過程中發生的爭議，應通過友好協商解決；協商不成的，可以向有管轄權的人民法院起訴。八、其他約定8.1乙方應按照甲方要求，做好施工現場的安全防護工作，確保施工安全。8.2乙方應承擔施工過程中產生的環保責任，遵守相關環保法規。8.3雙方應遵守國家法律法規，共同維護社會公共秩序，保護國家利益、社會公共利益和他人合法權益。九、合同的生效、變更和解除9.1本合同自雙方簽字（或蓋章）之日起生效。9.2合同生效后，除非依法、依約不得隨意變更或解除合同。確需變更或解除的，雙方應協商一致，并簽訂書面變更協議或解除協議。9.3本合同未盡事宜，雙方可另行簽訂補充協議，補充協議與本合同具有同等法律效力。十、合同份數本合同一式兩份，甲乙雙方各執一份。甲方（蓋章）：__________乙方（蓋章）：__________代表（簽名）：__________代表（簽名）：__________簽訂日期：__________簽訂日期：__________合同編號：__________supplementalconstructioncontractagreementthissupplementalconstructioncontractagreement(the"agreement")isenteredintoasof__________(the"effectivedate"),andbetween:[contractor'sname](the"contractor"),and[client'sname](the"client").referencesinthisagreementto"thecontract"shallmeantheconstructioncontractdatedasof__________(the"constructioncontract"),betweenthecontractorandtheclient.1.additionalworktheclienthereagreestoengagethecontractortoperformthefollowingadditionalwork(the"additionalwork")inaccordancewiththetermsandconditionsofthisagreement:[insertdescriptionofadditionalwork]2.payment2.1theclientagreestopaythecontractortheadditionalamountof__________(the"additionalamount")fortheperformanceoftheadditionalwork,uponthetermsandconditionssetforthinthisagreement.2.2theadditionalamountshallbepaidtheclienttothecontractorwithin__________(the"paymentperiod")afterthereceipttheclientofavalidinvoicefromthecontractor,inaccordancewiththetermsandconditionsofthisagreement.3.timeforperformance4.conditions4.1theobligationsoftheclientunderthisagreementareconditionalupon:(a)theexecutiontheclientofthisagreement;and(b)theapprovalofthisagreementtheclient'slegalcounsel,ifrequired.4.2theobligationsofthecontractorunderthisagreementareconditionalupon:(a)theexecutionthecontractorofthisagreement;and(b)thereceiptthecontractoroftheadditionalamountinaccordancewiththetermsandconditionsofthisagreement.5.representationandwarrantyeachofthecontractorandtheclientrepresentsandwarrantstotheotherthat:(a)ithasthefullright,power,andauthoritytoenterintothisagreementandtoperformitsobligationsunderthisagreement;(b)thisagreementconstitutesalegal,valid,andbindingobligationofsuchparty,enforceableagainstitinaccordancewithitsterms;and(c)therearenolegalproceedingsorclaimspendingor,tothebestofsuchparty'sknowledgeandbelief,threatened,thatcouldaffectthevalidityofthisagreementortheconsummationofthetransactionscontemplatedthisagreement.6.indemnification6.1theclientagreestoindemnifyandholdharmlessthecontractor,itsofficers,directors,employees,agents,andrepresentatives(the"contractorindemnitees")fromandagainstanyandallclaims,losses,damages,liabilities,judgments,fines,penalties,interest,andexpenses(including,withoutlimitation,reasonableattorneys'feesandcostsofdefense)arisingoutoforinconnectionwith:(a)anyinjurytoordeathofanypersonordamagetoorlossofanypropertyresultingfromorinconnectionwiththeperformanceoftheadditionalwork;or(b)anyclaimordemandanythirdpartyarisingoutoforinconnectionwiththeperformanceoftheadditionalwork.6.2thecontractoragreestoindemnifyandholdharmlesstheclient,itsofficers,directors,employees,agents,andrepresentatives(the"clientindemnitees")fromandagainstanyandallclaims,losses,damages,liabilities,judgments,fines,penalties,interest,andexpenses(including,withoutlimitation,reasonableattorneys'feesandcostsofdefense)arisingoutoforinconnectionwith:(a)anyinjurytoordeathofanypersonordamagetoorlossofanypropertyresultingfromorinconnectionwiththeperformanceoftheadditionalwork;or(b)anyclaimordemandanythirdpartyarisingoutoforinconnectionwiththeperformanceoftheadditionalwork.7.terminationthisagreementmaybeterminatedeitherpartyuponwrittennoticetotheotherpartyiftheotherpartybreachesanymaterialtermorconditionofthisagreementandfailstocuresuchbreachwithin__________(the"cureperiod")afterreceiptofwrittennoticethereoffromtheterminatingparty.8.miscellaneous8.1EntireAgreement.ThisAgreement(includingtheexhibitshereto)constitutestheentireagreementbetweenthepartieswithrespecttothesubjectmatterhereofandsupersedesallprioragreements,understandings,negotiations,anddiscussions,whetheroralorwritten,oftheparties.8.2AmendmentsandModifications.ThisAgreementmaybeamended,modified,orsupplementedonlyawritteninstrumentexecutedbothparties.8.3一、附件列表：1.工程設計圖紙2.施工方案3.材料及設備清單4.工程量清單5.施工進度計劃6.質量標準及驗收規范7.安全防護措施方案8.環保措施方案9.合同價款支付憑證10.變更協議11.解除協議12.補充協議二、違約行為及認定：1.乙方未按約定完成補充施工的，屬于違約行為。2.甲方未按約定時間支付合同價款的，屬于違約行為。3.乙方未按照甲方的要求和技術標準進行施工，導致工程質量不合格的，屬于違約行為。4.乙方未做好施工現場的安全防護工作，導致安全事故的，屬于違約行為。5.乙方未承擔施工過程中產生的環保責任，違反相關環保法規的，屬于違約行為。三、法律名詞及解釋：1.甲方：指合同中的發包方，承擔合同義務的一方。2.乙方：指合同中的承包方，承擔合同義務的一方。3.補充施工：指在原合同基礎上，根據甲方要求增加的施工內容。4.違約金：指違約方按照合同約定向守約方支付的賠償金。5.滯納金：指未按約定時間支付價款的一方按照約定向另一方支付的違約金。6.質量合格：指工程質量符合國家相關法律法規、行業標準及甲方要求。7.安全防護措施：指為保證施工安全，乙方應采取的各項措施。8.環保措施：指為遵守環保法規，乙方應采取的各項措施。四、執行中遇到的問題及解決辦法：1.問題：工程進度延誤解決辦法：雙方協商調整施工計劃，確保工程按期完成。2.問題：工程質量不合格解決辦法：乙方按照甲方要求進行整改，直至達到質量合格標準。3.問題：甲方未按約定時間支付價款解決辦法：乙方催告甲方支付，必要時可依法向人民法院申請支付令。4.問題：施工現場發生安全事故解決辦法：立即啟動應急預案，救治傷員，調查事故原因，依法承擔相應責任。5.問題：施工過程中產生環保問題解決辦法：乙方立即采取措施整改，遵守環保法規，依法承擔相應責任。五、所有應用場景：1.適用于甲方新建、擴建、改建等建筑工程項目的補充施工。2.適用于乙方在原合同基礎上，根據甲方要求增加的施工內容。3.適用于雙方在補充施工過程中的質量、進度、價款等方面的約定。4.適用于雙方在補充施工過程中發生爭議時的解決方式。5.適用于雙方在補充施工過程中違約行為的責任承擔。一、附件列表：1.補充施工合同協議樣本2.施工合同編號為[合同編號]的原始合同文件3.施工合同的圖紙和相關的技術文件4.施工合同的工程量清單和價格清單5.施工合同的付款憑證和收據6.施工合同的變更訂單和工程進度報告二、違約行為及認定：1.違約行為：未能按照合同約定的時間和質量標準完成額外工作。2.認定：如果承包商未