Division 1 - Special Provisions
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DIVISION 1 - SPECIAL PROVISIONS 1930’s Interceptor Flow Diversion TABLE OF CONTENTS SECTION I – SUPPLEMENTAL SPECIFICATIONS 1. DEFINITIONS 5 2. GENERAL CONSTRUCTION REQUIREMENTS 6 3. SCOPE OF WORK AND SCHEDULING 6 4. MONTHLY PROGRESS PAYMENTS 7 5. CHANGES 7 6. CONSTRUCTION INSPECTION 7 7. CITY SIGNS 8 8. WORKING AREA AND STAGING 8 9. WASTE SITES AND SALVAGE 9 10. EQUIPMENT RESTRICTIONS 9 11. CLEANUP DURING PROJECT 9 12. FINAL CLEANUP 9 13. UTILITIES 10 14. EROSION CONTROL 12 15. WORK BY OTHERS 12 16. INCIDENTAL CONSTRUCTION ITEMS 12 17. TRENCH BACKFILL AND BEDDING 13 18. RAILROAD 14 19. PROJECT SITE CONDITIONS 14 20. CONTINGENCY ITEMS 14 SECTION II – SPECIAL CONDITIONS Bid Item No. 1 – MOBILIZATION (LS) 15 Bid Item No. 2 – CONSTRUCTION LAYOUT (LS) 15 Bid Item No. 3 – TRAFFIC CONTROL & PROTECTION (LS) 16 Bid Item No. 4 – NPDES STORMWATER PERMIT AND SWPPP MANAGEMENT (LS) 16 Bid Item No. 5 – EROSION CONTROL (LS) 17 Bid Item No. 6 – RAILROAD INSURANCE (LS) 17 Bid Item No. 7 – RAILROAD FLAGGERS (CDAY) 17 Bid Item No. 8 – SEEDING, FERTILIZING AND MULCHING FOR HYDRAULIC SEEDING (SY) 18 Bid Item No. 9 – CLEARING & GRUBBING (SY) 18 Bid Item No. 10 – TREE REMOVAL (DIAMETER) 19 Bid Item No. 11 – DEMO & ABANDON 1930’S WPCP DIVERSION CHAMBER RO-2 (EA) 19 Bid Item No. 12 – REMOVE CROSS CONNECTION CHAMBER #1 (EA) 20 Bid Item No. 13 – REMOVE CROSS CONNECTION CHAMBER #2 (EA) 20 1930’s Interceptor Flow Diversion 1 Bid Item No. 14 – ABANDON CROSS CONNECTION CHAMBER #3 (EA) 21 Bid Item No. 15 – ABANDON CROSS CONNECTION CHAMBER #6 (EA) 21 Bid Item No. 16 – REMOVE HARRISON STREET DIVERSION CHAMBER (EA) 22 Bid Item No. 17 – ABANDON MOUND STREET BACKWATER DIVERSION CHAMBER (EA) 23 Bid Item No. 18 – MANHOLE REMOVAL (EA) 23 Bid Item No. 19 – ABANDON MANHOLE, TYPE 1 (CASTING, CONE) (EA) 23 Bid Item No. 20 – ABANDON MANHOLE, TYPE 2 (CASTING, CONE, DOWN TO LAST BARREL) (EA) 24 Bid Item No. 21, 22, 23 & 24 – SW-301, SANITARY MANHOLE, 60”, 72”, 84” & 96” DIA (EA) 25 Bid Item No. 25, 26 & 27 – EXTERNAL DROP, 8”, 12” & 18” DIA (EA) 26 Bid Item No. 28 – MCCLELLAN BLVD SPECIAL STRUCTURE (EA) 26 Bid Item No. 29 – WATERPLANT WEST SPECIAL STRUCTURE (EA) 27 Bid Item No. 30 – MISSISSIPPI AVENUE SPECIAL STRUCTURE (EA) 28 Bid Item No. 31 & 32 – SAILBOAT CLUB SPECIAL STRUCTURE #1 & #2 (EA) 28 Bid Item No. 33 – IOWA STREET SPECIAL STRUCTURE #1 (EA) 29 Bid Item No. 34 – IOWA STREET SPECIAL STRUCTURE #2 (EA) 30 Bid Item No. 35 – PERRY STREET SPECIAL STRUCTURE (EA) 30 Bid Item No. 36 – HARRISON STREET SPECIAL STRUCTURE (EA) 31 Bid Item No. 37 – SCOTT STREET SPECIAL STRUCTURE (EA) 32 Bid Item No. 38 – MODERN WOODMEN SPECIAL STRUCTURE (EA) 32 Bid Item No. 39 – WARREN STREET SPECIAL STRUCTURE (EA) 33 Bid Item No. 40 – WARREN STREET CONFLICT STRUCTURE (EA) 34 Bid Item No. 41 – DIVISION STREET SPECIAL STRUCTURE (EA) 34 Bid Item No. 42 – PIPE REMOVAL (18” OR LESS) (LF) 35 Bid Item No. 43, 44, 45, 46, 47, 48, 49 & 50 – PIPE REMOVAL, 21”, 24”, 30”, 36”, 42”, 48”, 54” & 60” (LF) 36 Bid Item No. 51 – ABANDON SEWER IN-PLACE, FLOWABLE GROUT (30” & LESS) (CY) 36 Bid Item No. 52 – ABANDON SEWER IN-PLACE, FLOWABLE GROUT (1930’S INTERCEPTOR) (CY) 37 Bid Item No. 53 – ABANDON SEWER IN-PLACE, CONCETE PLUG (LESS THAN 24” SEWER) (EA) 37 Bid Item No. 54, 55, 56, 57, 58 & 59 – ABANDON SEWER IN-PLACE, CONCRETE BULKHEAD PLUG (24”, 30”, 36”, 48”, 54” & 60” SEWER) (EA) 37 Bid Item No. 60, 61, 62, 63, 64, 65, 66, 67 & 68 – SANITARY SEWER, 8”, 12”, 16”, 18”, 20”, 21”, 24”, 30” & 36” DIA (LF) 38 Bid Item No. 69 – SANITARY SEWER, 60” DIA (LF) 38 Bid Item No. 70 – TRENCHLESS PIPE INSTALLATION, 12” SAN TR-FLEX D.I.P. (LF) 39 Bid Item No. 71 – TRENCHLESS PIPE INSTALLATION, 36” SAN WITH 54” STEEL CASING (LF) 39 Bid Item No. 72 – IDENTIFICATION OF SERVICES (EA) 41 Bid Item No. 73 – SANITARY SERVICE, 4”- 6” DIA (LF) 41 Bid Item No. 74 – SANITARY CLEANOUT, 4”- 6” DIA (LF) 42 Bid Item No. 75 – CIPP SEWER LINING, 18” DIA (LF) 42 Bid Item No. 76 & 77 – CIPP SEWER LINING, 54” & 60” DIA (LF) 43 Bid Item No. 78 – SEWER TELEVISING (LF) 43 Bid Item No. 79 & 80 – INTAKE REMOVAL, SINGLE & TRIPLE INTAKE (EA) 43 Bid Item No. 81 – SW-501, SINGLE INTAKE (EA) 44 1930’s Interceptor Flow Diversion 2 Bid Item No. 82 – SINGLE INTAKE, OPEN-THROAT (EA) 45 Bid Item No. 83 – TRIPLE INTAKE (EA) 45 Bid Item No. 84, 85 & 86 – SW-401, STORM MANHOLE, CIRCULAR, 60”, 84” & 96” DIA (EA) 46 Bid Item No. 87 – 60” SPECIAL STORM GATE STRUCTURE (EA) 47 Bid Item No. 88, 89 & 90 – STORM SEWER, 12”, 15” & 18” RCP (CLASS III)(LF) 48 Bid Item No. 91 – STORM SEWER, STORM SEWER, 30” C905 PVC DR18 (LF) 49 Bid Item No. 92 – STORM SEWER, 54” RCP (CLASS III) (LF) 49 Bid Item No. 93 – SIDEWALK REMOVAL (SF) 50 Bid Item No. 94 – P.C.C. SIDEWALK, 4” THICK (SF) 50 Bid Item No. 95 – P.C.C. SIDEWALK, ADA RAMP (SF) 51 Bid Item No. 96 – ADA DETECTABLE WARNING (SF) 52 Bid Item No. 97 – P.C.C. STAIRS W/ HANDRAILS (SF) 52 Bid Item No. 98 – PAVEMENT REMOVAL (SY) 53 Bid Item No. 99 – P.C.C. BIKE PATH, 6” THICK (SY) 53 Bid Item No. 100 – HMA BIKE PATH, 5” THICK (SY) 54 Bid Item No. 101 – P.C.C. DRIVE, 7” (SY) 54 Bid Item No. 102 – 6” P.C.C. RAMPED MEDIAN NOSE (SY) 55 Bid Item No. 103, 104, 105 & 106 – P.C.C. FULL DEPTH PATCHING, 7”, 8”, 9” & 12” THICK (INTEGRAL CURB AND GUTTER) (SY) 55 Bid Item No. 107 – P.C.C. CURB AND GUTTER (LF) 56 Bid Item No. 108 – BRICK ROADWAY PAVERS (SY) 56 Bid Item No. 109, 110 & 111 – GRANULAR SUBBASE, 6”, 8” & 11” THICK (SY) 56 Bid Item No. 112 – GRANULAR SURFACING (TON) 57 Bid Item No. 113 – TEMPORARY GRANULAR SURFACING (TON) 57 Bid Item No. 114 – STABILIZING MATERIAL FOR TRENCH FOUNDATION (TON) 58 Bid Item No. 115 – ROCK EXCAVATION (CY) 58 Bid Item No. 116 – FLOWABLE MORTAR BACKFILL (UTILITY LINE SUPPORT) (CY) 58 Bid Item No. 117 – PAVEMENT MARKINGS, 4” EQUIVALENT (LF) 59 Bid Item No. 118, 119, 120, & 121 – UTILITY ADJUSTMENTS (EA) 59 Bid Item No. 122 – REPLACE WOODEN DECK IN-KIND (LS) 60 Bid Item No. 123 – RAISE MANHOLE TO GRADE (EA) 60 Bid Item No. 124 – REMOVE & REPLACE RIVER DRIVE PLANTER (LF) 61 Bid Item No. 125 – TREE, DECIDUOUS 4” DIA FURNISHED & INSTALLED (EA) 61 Bid Item No. 126 – REMOVE AND REPLACE FENCE (LF) 62 Bid Item No. 127 – SW-301, SANITARY MANHOLE, 48” 62 Bid Item No. 128 – LIFT STATION PACKAGE, 2 - 2” GRINDER PUMPS AND CONTROLS (LS) 63 Bid Item No. 129 – 2” FORCE MAIN, SANITARY SEWER (LF) 63 Bid Item No. 130 – DISCONNECT CROSS CONNECTION TO 78” INTERCEPTOR (EA) 64 Bid Item No. 131 – CONTINGENCY (LS) 64 1930’s Interceptor Flow Diversion 3 NON-SRF BID ITEMS – ONEIDA AVENUE Bid Item No. N.1 – SEEDING, FERTILIZING AND MULCHING FOR HYDRAULIC SEEDING (SY) 65 Bid Item No. N.2 – PLANTER RESTORATION (LS) 65 Bid Item No. N.3 – FLOWABLE MORTAR BACKFILL (UTILITY LINE SUPPORT) (CY) 66 Bid Item No. N.4 – ABANDON SEWER IN-PLACE, FLOWABLE GROUT (30” & LESS) (CY 66 Bid Item No. N.5 – MANHOLE REMOVAL (EA) 66 Bid Item No. N.6 – ABANDON MANHOLE, TYPE 1 (EA) 67 Bid Item No. N.7 – SW-301, SANITARY MANHOLE, 60” DIA (EA) 67 Bid Item No. N.8 – EXTERNAL DROP, 16” DIA. (EA) 69 Bid Item No. N.9 – SANITARY SEWER, 16” DIP (LF) 69 Bid Item No. N.10 – TRENCHLESS PIPE INSTALLATION, 16” SANITARY SEWER W/ 24” CASING (LF) 70 Bid Item No. N.11 – IDENTIFICATION OF SERVICES (EA) 71 Bid Item No. N.12 – SANITARY SERVICE, 6” DIA. (LF) 72 Bid Item No. N.13 – SIDEWALK REMOVAL (SF) 73 Bid Item No. N.14 – P.C.C. SIDEWALK, 4” THICK (SF) 73 Bid Item No. N.15 – PAVEMENT REMOVAL (SY) 74 Bid Item No. N.16 – P.C.C. DRIVE, 7” THICK (SY) 75 Bid Item No. N.17 & N.18 – P.C.C. FULL DEPTH PATCHING, 8” & 12” THICK (INTEGRAL CURB AND GUTTER) (SY) 75 Bid Item No. N.19 – GRANULAR SUBBASE, 6” THICK (SY) 76 Bid Item No. N.20 – STABILIZING MATERIAL FOR TRENCH FOUNDATION (TON) 76 ATTACHMENTS 1 – SOIL BORING LOGS (W. RIVER DRIVE, GAINES TO WARREN) 2 – SOIL BORING LOGS (ONEIDA AVENUE) 3 – CANADIAN PACIFIC RAILROAD REQUIREMENTS 4 – KNOWN EVENTS LIST 5 – TIDEFLEX SPECIFICATIONS AND CHECK VALVE DETAIL 1930’s Interceptor Flow Diversion 4 SECTION I – SUPPLEMENTAL SPECIFICATIONS 1. DEFINITIONS Wherever used in the General Conditions and Covenants or in the other Contract Documents, the following terms shall have the meanings indicated which shall be applicable to both the singular and plural thereof: A. Owner – City of Davenport, Iowa B. Engineer – City Engineer, Public Works Department, 1200 E. 46th Street, Davenport, IA 52807 C. Work or Project – 1930’s Interceptor Flow Diversion (Davenport Riverfront between River Drive and the Mississippi River from McClellan Boulevard to Howell Street) D. The Contract Documents shall consist of: 1. Contract Agreement 2. Shop and working drawings submitted by the Contractor when approved by the Project Manager 3. Addenda 4. Special Provisions a. Section I – Supplemental Specifications b. Section II – Special Conditions 5. Plan Drawings 6. Advertisement for Bids 7.