It is further agreed that Charterer shall not require said vessel to be in operation for more than an average of twenty,.20), daysper month computed each quarter during the term of the charter. By way of explanation, it is the intention that the crew of the’ vessel shall not be required to operate sald vessel more than twenty (20) days per month; however, it is understood that on some occasions, trips of a long tite will be required and thus, the total number of days will be averaged out over each quarter. ARTICLE VIII DISABILITY OF VESSEL In the event that the vessel shall be disabled, damaged, or delayed by brez!Jown of machinery, fire, grounding, collision, or other cause not attributable to the negligence of Charterer or its employees, then, in that event, the proset daily charter rate computed on a monthly basis shall be immediately suspendce until such time as the vessel again becomes available for Charterer's use. Further, in the event that the vesscl is lost or damaged, or otherwise diswsled, and the disability is such that the vessel cannot be repaired within farty- “iv> (45) days following such disability, Charterer at its election may texmien the charter forthwith. ARTICLE IX MAINTENANCE Ovmer shall, at its cwn expense, maintain the vessel excluding spectal equity placed aboard by Charterer during the term of the charter. . 1REineheNEEGHReRSstereS Teraisenaressiya mat ARTICLE X COSTS OF SURVEYS The necessary survey prior to commencement of the charter shall be paid for by Owner and the survey conducted upon the return of the vessel shall be paid by Charterer, not to exceed $500.00 per survey. ARTICLE XI INSURANCE Owner shall procure hull and protection indemnity insurance. The amount of the hull insurance shall be designated by the Owner and the protection indemnity insurance shall have limits of $1,000,000.00. Owner shall, in addition to the above insurance, procure an umbrella policy for the Owner's and vessel's protection in the amount of $1,000,009.0v. Charterer shall be solely responsible for any damage to Charterer's equipment provided the same is not caused by reason of the negligence of Owner or Owner's agents or employces.