Muhammad Ikhsanudin, Inge Anggitasari, Susilowati and Monica Dewi 2025. Impact Of Design Changes on Time and Cost Control of The Namrole – Leksula I Road Project. International Journal of Health Engineering and Technology. 4, 4 (Nov. 2025). DOI:https://doi.org/10.55227/ijhet.v4i4.457.