Guidelines on the Use, Management and Maintenance of the DPWH Ambulance. Category: Department OrderSub Category: equipment-supplies-propertiesSeries: 1998No: 134File: DO_134_S1998.pdfDate: Monday, September 14, 1998Tags: Guidelines Use Maintenance Ambulance equipment 134 Read more about Guidelines on the Use, Management and Maintenance of the DPWH Ambulance.