ID Task Name Dur Start Finish

1 Release Engineering and Permitting 0 days Fri 7/1/11 Fri 7/1/112 Engineering and Permitting Activities 25 wks? Fri 7/1/11 Thu 12/22/113 Kick Off/Basis of Design Docs. 2 wks Fri 7/1/11 Thu 7/14/114 City & County (C & C) Review 1 wk Fri 7/15/11 Thu 7/21/115 Field Survey (Partial Allowance) 2 wks Fri 7/15/11 Thu 7/28/116 Finalize Site Layout & Project Scope 3 wks Fri 7/22/11 Thu 8/11/117 Geotechnical Work (Accessment and Report) 9 wks Fri 8/12/11 Thu 10/13/118 Primary Sludge Stabilization Facility 22.7 wks? Fri 7/1/11 Wed 12/7/119 Jar and Bench Testing 0.5 wks Fri 7/1/11 Tue 7/5/11

10 Sample Collection and Lab Testing 0.5 wks Tue 7/5/11 Thu 7/7/1111 Capital and Operational Cost Estimates 1 wk Fri 7/8/11 Thu 7/14/1112 Preliminary Facility Design Report 1 wk Fri 7/15/11 Thu 7/21/1113 60% Design Report Workshop 0.5 wks Fri 7/22/11 Tue 7/26/1114 Draft Report and City Review 1 wk Tue 7/26/11 Tue 8/2/1115 C&C Authorization for Stabilization Technology Approval 0.2 wks? Tue 8/2/11 Wed 8/3/1116 90% Design Report and City Review 2 wks Wed 8/3/11 Wed 8/17/1117 Permit Review and Application Submittal 2 wks Wed 8/17/11 Wed 8/31/1118 Final Report- Recommendations and Lump Sum Design Budget 1 wk Wed 8/31/11 Wed 9/7/1119 Update As Builts 1 wk Wed 11/30/11 Wed 12/7/1120 Air Permit Modification for Sludge Stabilization 19.2 wks? Fri 7/8/11 Fri 11/18/1121 Review Requirements with DOH 1 wk Fri 7/8/11 Thu 7/14/1122 IF REQUIRED 15.2 wks? Fri 8/5/11 Fri 11/18/1123 Pre Application Meeting 0.2 wks? Fri 8/5/11 Fri 8/5/1124 Review Permitting and Data Requirements / Discuss with C&C 1 wk Mon 8/8/11 Fri 8/12/1125 Prepare Application Package and Submit to DOH 2 wks Mon 8/15/11 Fri 8/26/1126 DOH Review 12 wks Mon 8/29/11 Fri 11/18/1127 Solids Return Lift Station 25 wks Fri 7/1/11 Thu 12/22/1128 Field Investigation 2 wks Fri 7/1/11 Thu 7/14/1129 Concept and Pre-Design Work 8 wks Fri 7/8/11 Thu 9/1/1130 Prepare Concept Drawings 3 wks Fri 7/8/11 Thu 7/28/1131 City Review 2 wks Fri 7/29/11 Thu 8/11/1132 60% Design Submittal and Review Workshop 3 wks Fri 8/12/11 Thu 9/1/1133 Prefinal (Permit Set) 16 wks Fri 9/2/11 Thu 12/22/1134 Building /Foundation/Grading Permit Set Drawings 16 wks Fri 9/2/11 Thu 12/22/1135 Final Design Submittal and CCH Review Workshop 4 wks Fri 9/30/11 Thu 10/27/1136 Environmental Assessment 13 wks Fri 8/5/11 Thu 11/3/1137 Preparation 4 wks Fri 8/5/11 Thu 9/1/1138 Filing 1 wk Fri 9/2/11 Thu 9/8/1139 Public review 5 wks Fri 9/9/11 Thu 10/13/1140 Final EA 3 wks Fri 10/14/11 Thu 11/3/1141 Industrial Waste Discharge Permit 4 wks Fri 8/19/11 Thu 9/15/1142 Preparation and Filing 1 wk Fri 8/19/11 Thu 8/25/1143 Agency review 3 wks Fri 8/26/11 Thu 9/15/1144 Special Management Area Permit 9 wks Fri 10/21/11 Thu 12/22/1145 Preparation and Filing 2 wks Fri 10/21/11 Thu 11/3/1146 Process by Agency 7 wks Fri 11/4/11 Thu 12/22/1147

Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May2012

PRELIMINARY SCHEDULE ENGINEERING and PERMITTING - 2.4 MMG ESD and SST

SOLIDS LIFT STATION & SLUDGE STABILIZATIONSYNAGRO for C&C of HONOLULU

SAND ISLAND, HAWAII

Engineering and Permitting Schedule May 2011(KLFinal) 12:17 PM Page 1

ID Task Name Dur Start Finish

48 ESD and SST 37.2 wks? Fri 8/12/11 Fri 4/27/1249 Environmental Assessment 19 wks Fri 8/12/11 Thu 12/22/1150 Draft 6 wks Fri 8/12/11 Thu 9/22/1151 C & C Review 1 wk Fri 9/23/11 Thu 9/29/1152 Public Review 4 wks Fri 9/30/11 Thu 10/27/1153 Final/State QEQC 8 wks Fri 10/28/11 Thu 12/22/1154 FAA Evaluation 10 wks Fri 8/12/11 Thu 10/20/1155 Draft with Review 5 wks Fri 8/12/11 Thu 9/15/1156 Final 5 wks Fri 9/16/11 Thu 10/20/1157 Height Variance 17 wks Fri 9/16/11 Thu 1/12/1258 Draft with Review 3 wks Fri 9/16/11 Thu 10/6/1159 Final 2 wks Fri 10/7/11 Thu 10/20/1160 DDC Processing 12 wks Fri 10/21/11 Thu 1/12/1261 Special Management Area Permit 25 wks Fri 10/7/11 Thu 3/29/1262 Draft and C&C Review 2 wks Fri 10/7/11 Thu 10/20/1163 Final and Agency Review 7 wks Fri 10/21/11 Thu 12/8/1164 DDC Processing 8 wks Fri 12/9/11 Thu 2/2/1265 City Council Approval 8 wks Fri 2/3/12 Thu 3/29/1266 Air Permit Modification 36.2 wks? Fri 8/19/11 Fri 4/27/1267 Pre application meeting 0.2 wks? Fri 8/19/11 Fri 8/19/1168 Review permitting and data requirements / Discuss with C&C 2 wks Mon 8/22/11 Fri 9/2/1169 Prepare application package and Submit to DOH 4 wks Mon 9/5/11 Fri 9/30/1170 DOH Review 30 wks Mon 10/3/11 Fri 4/27/1271 Design/Construction Permits 35 wks Fri 8/12/11 Thu 4/12/1272 Design, Preliminary for Permits 27 wks Fri 8/12/11 Thu 2/16/1273 30% SST2 Vessel Design Submittal and Review with City 2 wks Fri 10/14/11 Thu 10/27/1174 30% Scope workshop for STT2 1 wk Fri 10/28/11 Thu 11/3/1175 60% C & C Review (Drawings and Specs) 2 wks Fri 12/9/11 Thu 12/22/1176 60% Scope Workshop 1 wk Fri 1/13/12 Thu 1/19/1277 Revised Permit Design 3 wks Fri 1/20/12 Thu 2/9/1278 90% C & C Review (Drawings and Specs) 1 wk Fri 2/10/12 Thu 2/16/1279 90% Scope Workshop 1 wk Fri 2/17/12 Thu 2/23/1280 Revise Permit Design (DOH) 2 wks Fri 2/24/12 Thu 3/8/1281 Final Permit Application 4 wks Fri 3/16/12 Thu 4/12/12

Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May2012

PRELIMINARY SCHEDULE ENGINEERING and PERMITTING - 2.4 MMG ESD and SST

SOLIDS LIFT STATION & SLUDGE STABILIZATIONSYNAGRO for C&C of HONOLULU

SAND ISLAND, HAWAII

Engineering and Permitting Schedule May 2011(KLFinal) 12:17 PM Page 2