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sure 95 x 32 ft. (30 x 10 m) and fea- ture a 4,000 to 5,000 hp and a bollard pull in excess of 110,000 lbs. Each tug will be capable of operating at a design speed of 14 knots. In addition, Jensen Maritime Consultants, Inc., designer of the Z- class tugs, will design a new 105 x 36- ft. (32 x 11-m) reverse tractor tug of 5,000 to 6,000 hp with a bollard pull of 140,000 lbs. The new, larger multi- purpose tugs will be used in ship assist and escort roles for larger, spe- cialized vessels and ocean towing. The Z-class tugs are reportedly capable of ship handling duties, sal- vage, firefighting, oil recovery, ice- breaking, escort and coastal towing of vessels and barges. Design features have been incorpo- rated to meet U.S. Navy specifica- tions for naval ship and submarine duties. MAIN OFFICE SALES OFFICE Bristol, PA Chesapeake, VA (215) 788-9242 (804) 686-1370 FAX (215) 788-9244 FAX (804) 686-1376 Circle 269 on Reader Service Card Manufacturers of Watertight: Doors, Hatches, Scuttles Parts & Components JETS SETTING NEW STANDARDS FOR VACUUM SEWAGE SYSTEMS Circle 290 on Reader Service Card ® JETS JETS VACUUM AS N-6060 HAREID - NORWAY TELEPHONE: +47 70 93 830 TELEFAX: +47 70 93 877 JETS VACUUMARATOR® * Pumps fluids and gases * Produces vacuum * Macerates sewage Complete systems are designed and delivered by: The systems include toilet bowls in contemporary designs that flush with only 1.2 Itr water rCRANKPIN&MAIN JOURNAL? GRINDING, MACHINING, POLISHING 'IN-PUCE' IN YOUR ENGINE. IN-PLACE MACHINING COMPANY USA International FAX 800-833-3575 414-562-2000 414-265-1000 24 HOUR EMERGENCY SERVICE ...day or night, 365 days a year. Circle 260 on Reader Service Card In-Port or Voyage Repairs. Anywhere in the World •ENGINE MAIN BEARING LINE BORING •OPTICAL MEASUREMENT & ALIGNMENT •METALSTITCH® REPAIR FOR CAST IRON It's Smooth Sailing With Intecolor At The Helm. THE MASTER OF MARINE COMPUTING AND DISPLAY TECHNOLOGIES. Intecolor designs and manufactures a full line of type approved displays and computers for use in marine applications. Our products are recognized globally by leading Integrators and OEM's of both bridge navigation and ship automation systems. With the added capability to do hazardous area installations, Intecolor is the right choice for your marine application needs. See Us At Europort '97 - Booth #0 401 A Intecolor Intecolor Corporation 2150 Boggs Road Duluth, Georgia 30096 • (770) 623-9145 • fax (770) 623-9163 web site: www.intecolor.com Intercolor Europe Amsterdamseweg 15, 1422 AC Uithoorn The Netherlands 31 (297) 531-262 • fax 31 (297) 531-424 November, 1997 61 Circle 241 on Reader Service Card