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ENVIRONMENTAL IMPACT REPORT AUUENnUMARMSTRONG RANCH:REVTSEU PROJEUT <br />SEPTEMBER W7 SANTA ANA. IOALIPORNIA <br />would not result itftiety significant:itnpacts beyond lhose:idLmifed hithe Certified EIR. No nevi <br />mitigation measures are required., <br />Mitigation Measures: <br />Based on the analysis and information alcove, Mitigation Measures CR -I through CR -1 i included in <br />the Certified BIR for the Approved Project would be applicable to the Revised Project. <br />CR -1 If cultural in are encountered during monitoring, testing, eonstruction,.or any <br />subsurface excavation nr other disturbance, all such activities shall cease in that <br />location, and the City'Aall be notified. A yualiticd'archaeologistshall be coniactcd to <br />identify and evaluate the''' materials andto design and implement any mitigating <br />measures found to bejustifcd. Additional work required may include Phase 2 or <br />Phase 3studies. No construction activities shall resume until authorization is <br />obtained front the City'sDireetor of Planning and Building Agency. <br />CR -2 Prior to any earth -moving activity in the parcel,.a,rertebrate paleontologist retained <br />by the developer and aliproved by:the City of Santa Ana shall develop a.sto age <br />agreement with the LACMVP, the Countyot Orange paleontologic collection storage <br />facility, or another acceptable museum repository to.allow for the permanent storage <br />and maintenance of any'fossil remains recovered in the parcel as a result of the <br />monitoring progiram, and for the archiving of associated specimen data and <br />corresponding geologic and geographic site data at the.museum repository. <br />CR -3 The palcantologisl shall develop a fnttigatiodplan and a discovery chruscflreatment <br />:plan that, when implemented during earth -moving activities in the parecl, Shall allow <br />for time recovery and subsequent treatment of any fossil remains and associated <br />specimen and sit6.data uncovered by th6e activities. <br />C114 The paleontologist and a paleontologic construction monitor shall attend a pregrading; <br />meeting to explain the monitoring program to grading contractor staff and to develop <br />procedures acid lines of communication to be implemented if fossil remains are <br />uncovered by earth -moving activities, particularly When a monitor is not on site. <br />CR -5 Paleontologic monitoring.of eartlrnioving activities (particularly trenching) will be <br />conducted by tile' monitor on a"full-time basis bit" these activities liavve exceeded a <br />depth 3 feet below cutretit. grade, Eardt-inoving activities in areas of the parcel where <br />previously undisturbed strata will be buried but otherwise not disturbed shall not be <br />monitored. Monitoring -shall include the inspection of debris piles'generated by <br />trenching and other earth -moving activities at depths greater than 5 feet below <br />current grade. <br />CR -6 If fossil remains are found by the monitor, earth -moving' activities will be diverted <br />temporarilyaromid tate fossil site until the renutins have been recovered and these <br />activities allowed to proceed'througlrtha.site by the titoniior: <br />P:15HOI M4'•,AddecduiiVAddcndum 1rcec09:aJlixi 2-26 <br />75B-75 <br />