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SPECIAL CONDITIONS FOR PERMIT NO. 0541 .� 1 . This permit applies to : (A) proposed replacement of existing Oslo Road (5th Street S . W. — County Road No . 606) bridge over Lateral "J" Canal with a precast "Conspan" bridge culvert structure" ; (B ) partial relocation and reconnection of Sub-Lateral J-2 Canal through 60 " diameter R. C . P . culvert into above mentioned bridge culvert structure, and (C) the removal and relocation by directional bore of existing 20 " diameter water main below the new bridge culvert structure, all as shown on plans signed and sealed by Brian Good, P . E . , dated August 13 , 2005 . 2 . All work on this project within the wetted perimeter and banks of District canal involving dewatering activities, blocking or partially blocking of flows within the canals , final grading, stabilization, armoring, etc . shall be performed and completed during the dry season of the year (December through May) . 3 . Floor/invert elevation of bridge culvert structure to be constructed with upstream (south) invert of 8 . 2 and downstream (north) invert of 8 . 3 ( 1929-NGVD) . 4 . In addition to proposed temporary 60" diameter flow through culvert, one or more pumps with a minimum total capacity of 26 , 000 GPM shall be provided/installed at construction site and maintained in fully operational mode (in case of an unusual heavy storm event) to pump water around subject construction site throughout dewatering stage of Phases I, II and III of the project . 5 . In addition to above, during Phase II and III of project, a pump shall be provided/installed in Sub-Lateral J-2 Canal upstream of proposed temporary dam, with minimum capacity of 9 , 000 GPM to pump stormwater discharge around/downstream of subject construction site . 6 . The temporary culvert and sheeting shall be installed as shown in detail of Sheet No . 10 of subject plans, with a maximum top elevation of 17 . 0 ' (NGVD) on proposed sheeting, and maximum elevation of 14 . 0 ' (NGVD) on earthen berm " over temporary 60 " diameter culvert . 7 . In the event of a storm event that exceeds the temporary pump and gravity by- pass culvert conveyance capacity or is deemed a necessity for flood control by a representative of Indian River Farms Water Control District (IRFWCD) , or the County, the contractor shall be prepared to and shall remove the temporary culvert and sheeting immediately following such notification . 8 . As set forth in Standard Proviso No . 1 of this permit, the permittee assumes full responsibility for any construction and operations within the District ' s canal and right-of-way associated with the issuance of this permit including increased tailwater/flood stages upstream of project site, and shall save and hold harmless ,. the District from any expense, loss , damage or claim in regards thereto . J :\IEC\IRF WCD\irfwcd-spec-cond-per# .doc