Specifications include, but are not limited to: This AGREEMENT consists of two metering efforts that will be utilized to support different DISTRICT operations: 1) meters to be installed to support model calibration, long-term billing, and tracking of I&I in the DISTRICT collection system, and 2) meters to be installed temporarily for refinement of landuse data (i.e. residential and commercial diurnal patterns. In both cases, SUCCESSFUL OFFEROR shall supply sets of leased metering equipment to be installed and calibrated on DISTRICT property. Installed equipment consists of one of two types of metering equipment for each location: 1) Depth (level) only meters, or 2) level and velocity (hereon called area velocity) meters. 4.1.1 Model calibration and long-term billing meters: SUCCESSFUL OFFEROR shall supply a total of 64 area velocity meters and 10 depth meters for a total of 74 meters as indicated in SECTION E-1, ATTACHMENT 1. Refer to SECTIONS E-3 and E-4, ATTACHMENTS 3 and 4 for overall map and individual location maps. These meters will be in place throughout the entire AGREEMENT unless requested to be removed/relocated by the DISTRICT in writing.