| DATE 
 | APPROVED BY 
 | CONTACT 
 | PHONE | 
                      
                        |  |  |  |  | 
                      
                        | Dec-08 | ROWLAND WATER DISTRICT     20" ML/C STEEL | MARK SERNA | 562-690-7144 | 
                      
                        | Apr-08 | HAY RANCH WATER EXTRACTION, COSO OPER. CO | CHRIS ELLIS | 760-764-1300 ext 207 | 
                      
                        | Sep-05 | RANCHO CALIFORNIA WATER DISTRICT | ANDY WEBSTER | 951-676-4101 | 
                      
                        | Sep-05 | SAN GABRIEL VALLEY WATER CO. | FRANK LOGUIDICE | 626-448-6183 | 
                      
                        | Sep-05 | FONTANA WATER CO. | RON QUILLISY | 909-822-2201 | 
                      
                        | Mar-05 | CITY OF AURORA, COLORADO | JOE WINGERD | 858-413-2400 | 
                      
                        | Feb-05 | ORO LOMA SANITARY DIST. (SAN LARENZO, CA) | JANSEN WAENER | 510-481-6961 | 
                      
                        | Jan-05 | CITY OF SEATTLE, WA (RCI-HERZOG) | AZIZ ALFI | 206-386-9857 | 
                      
                        | Sep-04 | OLIVENHAIN WATER DIST./INFRASTRUCTURE | BOB MOORE | 858-413-2400 | 
                      
                        | Feb-04 | IRVINE RANCH WATER DISTRICT | BILL STEWART | 949-453-5610 | 
                      
                        | Dec-03 | PARK CITY, UT. (Lost Crek Canyon Pipeline) 20" | JIM SHAEFER | 801-977-8012 | 
                      
                        | Apr-03 | VALLECITOS WATER DISTRICT | KEN GERDES | 760-744-0460 | 
                      
                        | Jun-02 | CITY OF NORCO, WATER DEPT. | BILL THOMPSON | 951-735-3900 | 
                      
                        | Jan-02 | LAS VIRGENES MUNICIPAL WATER DISTRICT | JOE VALENTE | 818-251-2139 | 
                      
                        | Sep-01 | SANTA ANA RIVER WATER CO. | ARNOLD RODRIGUEZ | 951-685-6503 | 
                      
                        | Aug-01 | L.A. COUNTY DEPT. OF PUBLIC WORKS | JULIAN JUAREZ | 626-300-3306 | 
                      
                        | Aug-01 | CITY OF RIALTO | BRUCE CLUFF | 951-820-2530 | 
                      
                        | Jun-01 | MOULTON NIGUEL WATER DIST. | BILL DANCE | 949-425-3549 | 
                      
                        | Jan-01 | CASTAIC LAKE WATER AGENCY | MIKE THOMPSON | 661-297-1600 | 
                      
                        | Dec-00 | YORBA LINDA WATER DISTRICT | BILL McCUE | 714-777-9593 | 
                      
                        | Sep-00 | CALLEGUAS MUNICIPAL WATER DIST. | BOB BEAMER | 805-526-9323 | 
                      
                        | Sep-00 | CITY OF RIVERSIDE # 5710 (4"-20") | RICK DROBEK | 951-826-5304 | 
                      
                        | Aug-00 | COUNTY WATERWORKS DIST. #8, SIMI VALLEY | GARY PAXMAN | 805-583-6467 | 
                      
                        | Aug-00 | CITY OF CHINO HILLS | MIKE KAPANPOUR | 951-364-2600 | 
                      
                        | Mar-00 | SWEETWATER AUTHORITY | "TUCKER" | 619-427-9178 Ext 518 | 
                      
                        | Feb-00 | CUCAMONGA COUNTY WATER DISTRICT | JERRY CUNNINGHAM | 909-987-2591 | 
                      
                        | Oct-99 | SANTA MARGARITA WATER DISTRICT | BART LANTZ | 949-459-6504 | 
                      
                        | Sep-94 | CITY OF ONTARIO, FOURTH & "J" St.    (8"-24") | FERNANDO COBOS | 909-391-2507 | 
                      
                        | Dec-93 | CITY OF POMONA, PROJECT #575-93063 (16"-24") | CHUCK SIHLER | 909-620-2231 | 
                      
                        |  |  |  |  | 
                      
                        | DATE 
 | RECOMMENDED BY 
 | CONTACT 
 | PHONE | 
                      
                      
                        | Dec-03 | AQUA ENGINEERING (Bountiful, UT) | CHET HOVEY | 801-299-1327 | 
                      
                        | Jan-02 | WEST COAST PIPE LININGS, INC. | JIM DAVENPORT | 909-356-5670 | 
                      
                        | Dec-00 | A.S.L. CONSULTING ENGINEERS | STEVE AGORE | 949-727-7099 | 
                      
                        | Nov-00 | PERLITER & INGALSBE | REAN KUNITAKE | 818-972-1470 | 
                      
                        | Sep-99 | ROBERT BEIN, WILLIAM FROST & ASSOCIATE | JOHN BARNES | 951-676-8042 | 
                      
                        | Jul-99 | NORTHWEST PIPE CO., ADELANTO, CA | RUSS LASCINK | 949-500-0005 | 
                      
                        | Jul-99 | NORTHWEST PIPE CO., PORTLAND, OR. | ERIC STOKES | 503-382-2419 | 
                      
                        | Jul-08 | IMPERIAL PIPE | DENNIS REA | 951-682-3307 |