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• <br />C] <br />omitted. However, this infill policy does not apply to neighborhoods where significant <br />lengths of sidewalks were not installed by the original homebuilders. <br />Current Design Standards — Most of the badly deteriorated sidewalks in the City can be <br />attributed to poor workmanship and design deficiencies. Differential settlement of <br />adjacent sidewalk sections is caused by a lack of steel reinforcing extending through the <br />joint. Severely broken and separated sidewalk sections are caused by either the <br />reinforcing steel being improperly located at the bottom of the concrete or the complete <br />absence of reinforcing steel. <br />Staff has addressed these problems by developing sound but simple sidewalk <br />construction details. These details require reinforcing steel to be continuous through <br />joints and the reinforcing mat is placed on "chairs" to ensure proper location of the <br />reinforcement. Our typical sidewalk cross-section detail is attached. <br />Seven Year Program Statistics — Seven continuous years of funding a sidewalk <br />replacement program has yielded the following statistics: <br />Total amount expended <br />Total length of sidewalk installed <br />Total number of ramps installed <br />1995 unit prices - $8.60 per linear foot; <br />$358,833 <br />21,081 linear feet <br />226 <br />2001 unit prices — $12.00 per linear foot <br />10.2 <br />