Jurnal Teknik Sipil Jurnal Teoretis Dan Terapan Bidang Rekayasa Sipil Vol. 19, No. 1, April 2012 : Technical Notes : Computational Model For Housing Drainage System Case Study : Kharismatama Permai Housing In Padang - Mas Mera (Program Studi Teknik Sipil Fakultas Teknik Sipil Dan Lingkungan Institut Teknologi Bandung (ITB), 2011)