Subcontractors

a. reviewing and checking all such information and data, and preserve the established reference points and propertymonuments, and shall make no changes or relocationsb. locating all Underground Facilities shown or indicated without the prior written approval of OWNER.in the Contract Documents,CONTRACTOR shall report to ENGINEER whenever anyreference point or property monument is lost or destroyed orc. coordination of the Work with the owners of such Un- requires relocation because of necessary changes in gradesderground Facilities, including OWNER, during construction,andor locations, and shall be responsible for the accuratereplacement or relocation of such reference points orproperty monuments by professionally qualified personnel.d. the safety and protection of all such UndergroundFacilities and repairing any damage thereto resulting from B. ENGINEER may check the lines, elevations,the Work. reference marks, batter boards, etc.. set byCONTRACTOR, and CONTRACTOR shall correct anyB. Not Shown or Indicated errors disclosed by such check. Such a check shall not beconsidered as approval of CONTRACTOR's work and1. If an Underground Facility is uncovered or revealed at shall not relieve CONTRACTOR of the responsibility foror contiguous to the Site which was not shown or indicated, accurate construction of the entire Work.or not shown or indicated with reasonable accuracy in the CONTRACTOR shall furnish personnel to assistContract Documents, CONTRACTOR shall, promptly after ENCiINEER in checkinz lines and 2rades.becoming aware thereof and before further disturbingconditions affected thereby or performing any Work in 4.06 Hazardous Environmental Condition at Siteconnection therewith (except in an emergency as requiredby paragraph 6.16.A), identify the owner of such Under- A. Reports and Drawings. Reference is made to theground Facility and give written notice to that owner and to Supplementary Conditions for the identification of thoseOWNER and ENGINEER. ENGINEER will promptly reports and drawings relating to a Hazardous Environmentalreview the Underground Facility and determine the extent, Condition identified at the Site, if any, that have beenif any, to which a change is required in the Contract utilized by the ENGINEER in the preparation of theDocuments to reflect and document the consequences of the Contract Documents.existence or location of the Underground Facility. Duringsuch time, CONTRACTOR shall be responsible for theB. Limited Reliance by CONTRACTOR on Technicalsafety and protection of such Underground Facility.Data Authorized- CONTRACTOR may rely upon thegeneral accuracy of the "technical data" contained in such2. If ENGINEER concludes that a change in the Contract reports and drawings, but such reports and drawings are notDocuments is required, a Work Change Directive or a Contract Documents. Such "technical data" is identified inChange Order will be issued to reflect and document such the Supplementary Conditions. Except for such reliance onconsequences. An equitable adjustment shall be made in such "technical data," CONTRACTOR may not rely uponthe Contract Price of Contract Times, or both, to the extent or make any Claim against OWNER, ENGINEER or any ofthat they are attributable to the existence or location of any ENGINEER's Consultants with respect to:Underground Facility that was not shown or indicated or notshown or indicated with reasonable accuracy in the Contract 1. the completeness of such reports and drawings forDocuments and that CONTRACTOR did not know of and CONTRACTOR's purposes, including, but not limited to,could not reasonably have been expected to be aware of or any aspects of the means, methods, techniques, sequencesto have anticipated. If OWNER and CONTRACTOR are and procedures of construction to be employed byunable to agree on entitlement to or on the amount or extent, CONTRACTOR and safety precautions and programsif any, of any such adjustment in Contract Price or Contract incident thereto; orTimes, OWNER or CONTRACTOR may make a Claimtherefor as provided in paragraph 10.05, 2. other data, interpretations, opinions and informationcontained in such reports or shown or indicated in such4.05 Reference Points drawings; orA. OWNER shall provide engineering surveys to 3. any CONTRACTOR interpretation of or conclusionestablish reference points for construction which in drawn from any "technical data" or any such other data,ENGINEER's judgment are necessary to enable CON- interpretations, opinions or information.TRACTOR to proceed with the Work. CONTRACTORshall be responsible for laying out the Work, shall protectEJCDC No. 1910-8 (1996 Edition) 007200- 13w/ JJG Modifications (RevO3/06/08)