This project involved the renovation and expansion of superstructure and civil structures located at the Bostancı, Maltepe, Dilderesi, and Hereke interchanges along the Haydarpaşa–İzmit Motorway.
HAYDARPAŞA – İZMİT MOTORWAY AND INTERCHANGES PROJECT
Construction
Haydarpaşa – İzmit Motorway and Interchanges Project
Construction Methodology
Client: General Directorate of Highways, 1st Regional Directorate
Location: Istanbul, Türkiye
Construction Period: 1986 – 1992
'%3e%3crect%20width='1440'%20height='5713'%20transform='translate(-949%20-4985)'%20fill='white'/%3e%3cg%20id='footer'%3e%3crect%20id='Rectangle%206'%20x='-949'%20y='-192'%20width='1440'%20height='920'%20fill='%23D9D9D9'/%3e%3cg%20id='top'%3e%3cg%20id='Layer_2'%20clip-path='url(%23clip1_647_482)'%3e%3cpath%20id='Vector'%20d='M25.1792%200.712612V7.93263H21.4707C21.4707%207.93263%2016.7437%207.85329%2016.68%2012.5185V18.0248H24.8449L23.5398%2026.5143H16.68V47.0159H7.48054V26.5143H0V18.0248H7.48054V11.5664C7.48054%2011.5664%206.95531%200.347645%2018.5899%200.157227L25.1792%200.728481V0.712612Z'%20fill='white'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_647_482'%3e%3crect%20width='1440'%20height='5713'%20fill='white'%20transform='translate(-949%20-4985)'/%3e%3c/clipPath%3e%3cclipPath%20id='clip1_647_482'%3e%3crect%20width='411'%20height='52'%20fill='white'%20transform='translate(0%20-5)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)
'%3e%3crect%20width='1440'%20height='5713'%20transform='translate(-1030%20-4986)'%20fill='white'/%3e%3cg%20id='footer'%3e%3crect%20id='Rectangle%206'%20x='-1030'%20y='-193'%20width='1440'%20height='920'%20fill='%23D9D9D9'/%3e%3cg%20id='top'%3e%3cg%20id='Layer_2'%20clip-path='url(%23clip1_647_482)'%3e%3cg%20id='Group'%3e%3cpath%20id='Vector'%20d='M22.8521%2011.8359C16.8995%2011.8359%2012.061%2016.644%2012.061%2022.5787C12.061%2028.5134%2016.8995%2033.3373%2022.8521%2033.3373C28.8047%2033.3373%2033.6432%2028.5293%2033.6432%2022.5787C33.6432%2016.6281%2028.8047%2011.8359%2022.8521%2011.8359ZM22.8521%2029.4813C19.0323%2029.4813%2015.9445%2026.3871%2015.9445%2022.5787C15.9445%2018.7703%2019.0323%2015.6919%2022.8521%2015.6919C26.672%2015.6919%2029.7597%2018.7862%2029.7597%2022.5787C29.7597%2026.3712%2026.672%2029.4813%2022.8521%2029.4813Z'%20fill='white'/%3e%3cpath%20id='Vector_2'%20d='M36.8583%2011.8358C36.8583%2013.248%2035.7123%2014.3906%2034.2958%2014.3906C32.8793%2014.3906%2031.7174%2013.248%2031.7174%2011.8358C31.7174%2010.4235%2032.8793%209.26514%2034.2958%209.26514C35.7123%209.26514%2036.8583%2010.4235%2036.8583%2011.8358Z'%20fill='white'/%3e%3cpath%20id='Vector_3'%20d='M32.4654%200.744141H13.2229C6.44269%200.744141%200.95166%206.23453%200.95166%2012.9944V32.179C0.95166%2038.9388%206.44269%2044.4133%2013.2229%2044.4133H32.4654C39.2616%2044.4133%2044.7526%2038.9388%2044.7526%2032.179V12.9944C44.7526%206.23453%2039.2616%200.744141%2032.4654%200.744141ZM40.6303%2031.9568C40.6303%2036.5745%2036.8742%2040.3194%2032.2426%2040.3194H13.4617C8.8301%2040.3194%205.07392%2036.5745%205.07392%2031.9568V13.2165C5.07392%208.59888%208.8301%204.854%2013.4617%204.854H32.2426C36.8742%204.854%2040.6303%208.59888%2040.6303%2013.2165V31.9568Z'%20fill='white'/%3e%3cpath%20id='Vector_4'%20d='M22.8521%2011.8359C16.8995%2011.8359%2012.061%2016.644%2012.061%2022.5787C12.061%2028.5134%2016.8995%2033.3373%2022.8521%2033.3373C28.8047%2033.3373%2033.6432%2028.5293%2033.6432%2022.5787C33.6432%2016.6281%2028.8047%2011.8359%2022.8521%2011.8359ZM22.8521%2029.4813C19.0323%2029.4813%2015.9445%2026.3871%2015.9445%2022.5787C15.9445%2018.7703%2019.0323%2015.6919%2022.8521%2015.6919C26.672%2015.6919%2029.7597%2018.7862%2029.7597%2022.5787C29.7597%2026.3712%2026.672%2029.4813%2022.8521%2029.4813Z'%20fill='white'/%3e%3cpath%20id='Vector_5'%20d='M36.8583%2011.8358C36.8583%2013.248%2035.7123%2014.3906%2034.2958%2014.3906C32.8793%2014.3906%2031.7174%2013.248%2031.7174%2011.8358C31.7174%2010.4235%2032.8793%209.26514%2034.2958%209.26514C35.7123%209.26514%2036.8583%2010.4235%2036.8583%2011.8358Z'%20fill='white'/%3e%3cpath%20id='Vector_6'%20d='M22.8521%2011.8359C16.8995%2011.8359%2012.061%2016.644%2012.061%2022.5787C12.061%2028.5134%2016.8995%2033.3373%2022.8521%2033.3373C28.8047%2033.3373%2033.6432%2028.5293%2033.6432%2022.5787C33.6432%2016.6281%2028.8047%2011.8359%2022.8521%2011.8359ZM22.8521%2029.4813C19.0323%2029.4813%2015.9445%2026.3871%2015.9445%2022.5787C15.9445%2018.7703%2019.0323%2015.6919%2022.8521%2015.6919C26.672%2015.6919%2029.7597%2018.7862%2029.7597%2022.5787C29.7597%2026.3712%2026.672%2029.4813%2022.8521%2029.4813Z'%20fill='white'/%3e%3cpath%20id='Vector_7'%20d='M36.8583%2011.8358C36.8583%2013.248%2035.7123%2014.3906%2034.2958%2014.3906C32.8793%2014.3906%2031.7174%2013.248%2031.7174%2011.8358C31.7174%2010.4235%2032.8793%209.26514%2034.2958%209.26514C35.7123%209.26514%2036.8583%2010.4235%2036.8583%2011.8358Z'%20fill='white'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_647_482'%3e%3crect%20width='1440'%20height='5713'%20fill='white'%20transform='translate(-1030%20-4986)'/%3e%3c/clipPath%3e%3cclipPath%20id='clip1_647_482'%3e%3crect%20width='411'%20height='52'%20fill='white'%20transform='translate(-81%20-6)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)
'%3e%3crect%20width='1440'%20height='5713'%20transform='translate(-1124%20-4987)'%20fill='white'/%3e%3cg%20id='footer'%3e%3crect%20id='Rectangle%206'%20x='-1124'%20y='-194'%20width='1440'%20height='920'%20fill='%23D9D9D9'/%3e%3cg%20id='top'%3e%3cg%20id='Layer_2'%20clip-path='url(%23clip1_647_482)'%3e%3cpath%20id='Vector'%20d='M23.9027%2018.1511L38.7524%200.934082H35.235L22.3271%2015.866L12.0294%200.934082H0.156006L15.7378%2023.5304L0.156006%2041.5883H3.67345L17.3135%2025.7995L28.1842%2041.5883H40.0575L23.9027%2018.1511ZM4.94673%203.50473H10.3582L35.2509%2039.0018H29.8394L4.94673%203.50473Z'%20fill='white'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_647_482'%3e%3crect%20width='1440'%20height='5713'%20fill='white'%20transform='translate(-1124%20-4987)'/%3e%3c/clipPath%3e%3cclipPath%20id='clip1_647_482'%3e%3crect%20width='411'%20height='52'%20fill='white'%20transform='translate(-175%20-7)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)
'%3e%3crect%20width='1440'%20height='5713'%20transform='translate(-1212%20-4987)'%20fill='white'/%3e%3cg%20id='footer'%3e%3crect%20id='Rectangle%206'%20x='-1212'%20y='-194'%20width='1440'%20height='920'%20fill='%23D9D9D9'/%3e%3cg%20id='top'%3e%3cg%20id='Layer_2'%20clip-path='url(%23clip1_647_482)'%3e%3cpath%20id='Vector'%20d='M47.8244%200.537598H11.0902C5.36038%200.537598%200.712891%205.1711%200.712891%2010.8836V30.3063C0.712891%2036.0347%205.36038%2040.6523%2011.0902%2040.6523H47.8244C53.5701%2040.6523%2058.2176%2036.0347%2058.2176%2030.3063V10.8836C58.2176%205.1711%2053.5701%200.537598%2047.8244%200.537598ZM37.8291%2021.5471L23.3614%2028.6877C23.3614%2028.6877%2021.5629%2029.0686%2020.8626%2027.9261V13.2797C20.8626%2013.2797%2021.3719%2012.169%2023.3773%2012.5339L37.2243%2020.0554C37.2243%2020.0554%2038.5612%2020.9282%2037.8291%2021.5312V21.5471Z'%20fill='white'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_647_482'%3e%3crect%20width='1440'%20height='5713'%20fill='white'%20transform='translate(-1212%20-4987)'/%3e%3c/clipPath%3e%3cclipPath%20id='clip1_647_482'%3e%3crect%20width='411'%20height='52'%20fill='white'%20transform='translate(-263%20-7)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)
'%3e%3crect%20width='1440'%20height='5713'%20transform='translate(-1312%20-4980)'%20fill='white'/%3e%3cg%20id='footer'%3e%3crect%20id='Rectangle%206'%20x='-1312'%20y='-187'%20width='1440'%20height='920'%20fill='%23D9D9D9'/%3e%3cg%20id='top'%3e%3cg%20id='Layer_2'%20clip-path='url(%23clip1_647_482)'%3e%3cg%20id='Group'%3e%3cpath%20id='Vector'%20d='M0.872584%2015.8206H10.8201V47.668H0.872584V15.8206ZM5.83841%200C2.6552%200%200.0767822%202.57064%200.0767822%205.74428C0.0767822%208.91791%202.6552%2011.4886%205.83841%2011.4886C9.02162%2011.4886%2011.6%208.91791%2011.6%205.74428C11.6%202.57064%209.02162%200%205.83841%200Z'%20fill='white'/%3e%3cpath%20id='Vector_2'%20d='M38.0684%2048.0808C38.0684%2042.2096%2038.1162%2036.3383%2038.0207%2030.4671C38.0207%2027.3411%2036.5564%2024.0088%2032.9116%2024.1675C32.9116%2024.1675%2026.6885%2023.136%2026.959%2032.3396V48.0808H17.0433V16.2651H26.5611V20.613C26.5611%2020.5019%2026.7999%2020.248%2026.8635%2020.1528C27.15%2019.7561%2027.4684%2019.3753%2027.8185%2019.0103C28.9008%2017.8678%2030.2059%2016.9157%2031.6702%2016.2968C33.5324%2015.5034%2035.7924%2015.2971%2037.7979%2015.4082C38.5618%2015.4558%2039.3258%2015.5669%2040.0579%2015.7573C42.0793%2016.2968%2043.8937%2017.4393%2045.1829%2019.0896C47.252%2021.7238%2047.8886%2025.2148%2047.9841%2028.4836C48%2029.1977%2047.9841%2029.8959%2047.9841%2030.6099V48.0649H38.0684V48.0808Z'%20fill='white'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_647_482'%3e%3crect%20width='1440'%20height='5713'%20fill='white'%20transform='translate(-1312%20-4980)'/%3e%3c/clipPath%3e%3cclipPath%20id='clip1_647_482'%3e%3crect%20width='411'%20height='52'%20fill='white'%20transform='translate(-363)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)