Glenridge Elementary Level One & Level Two Improvements Complete Renovation of Glenridge Demo & Rebuild Portions Rebuild Front Entries for ADA Relocate Parking Level Three • Allows for future growth & adaptation of interior learning environments • But fully maximizes each site; limited opportunity for future growth on exterior • Life of building resets on entire building • Very similar to what higher education has done to similar aged buildings • New school within existing shell to extend the life for decades LEVEL 3 TOTAL DESCRIPTION QTY UNIT PRICE LEVEL 2 TOTAL GLENRIDGE ELEMENTARY SCHOOL Level 3 - Proposed Design 3 Demo and General Conditions 1 ls $1,000,000 $1,000,000 Renovation 59,820 sf $250 $14,955,000 New Addition - Gymnasium 9,707 sf $700 $6,794,900 New Addition - Classrooms & ADA 13,901 sf $500 $6,950,500 Parking Lots and Drives 431 sy $22 $9,482 Greenspace 1 ls $50,000 $50,000 Roofing 1 ls $134,389 $134,389 Exterior Lighting 1 ls $58,850 $58,850 Exterior Envelope 1 ls $634,564 $634,564 HVAC 1 ls $2,220,000 $2,220,000 Subtotal $32,807,685 Total w/GC Markups & Contingency 35 % $44,290,375 Preliminary, pre-bid cost estimates includes contingency noted above and represents potential long-range projects

LEVEL 3 TOTAL DESCRIPTION QTY UNIT PRICE LEVEL 2 TOTAL GLENRIDGE ELEMENTARY SCHOOL Level 3 - Proposed Design 3 Demo and General Conditions 1 ls $1,000,000 $1,000,000 Renovation 59,820 sf $250 $14,955,000 New Addition - Gymnasium 9,707 sf $700 $6,794,900 New Addition - Classrooms & ADA 13,901 sf $500 $6,950,500 Parking Lots and Drives 431 sy $22 $9,482 Greenspace 1 ls $50,000 $50,000 Roofing 1 ls $134,389 $134,389 Exterior Lighting 1 ls $58,850 $58,850 Exterior Envelope 1 ls $634,564 $634,564 HVAC 1 ls $2,220,000 $2,220,000 Subtotal $32,807,685 Total w/GC Markups & Contingency 35 % $44,290,375 Preliminary, pre-bid cost estimates includes contingency noted above and represents potential long-range projects Meramec Elementary Top Priorities: Gym Addition Relocate Ground Level Classrooms Turf Field & Outdoor Learning Spaces Maker Space / Innovation Lab Wellness Suite Classroom Renovations Restroom Renovations Rebuild Front Entries for ADA Parking & Site Circulation Improve Accessibility Facility-Wide Level Two • Fully maximizes each site • Little opportunity for future growth interior & exterior • Limited interior flexibility/adaptation • Most interior spaces would remain as-is, just renovated & refreshed • May need to revisit the long-term viability in 10 years w/ this approach • Life of building resets on new additions, not entire structure

Meramec Elementary Top Priorities: Gym Addition Relocate Ground Level Classrooms Turf Field & Outdoor Learning Spaces Maker Space / Innovation Lab Wellness Suite Classroom Renovations Restroom Renovations Rebuild Front Entries for ADA Parking & Site Circulation Improve Accessibility Facility-Wide Level Two • Fully maximizes each site • Little opportunity for future growth interior & exterior • Limited interior flexibility/adaptation • Most interior spaces would remain as-is, just renovated & refreshed • May need to revisit the long-term viability in 10 years w/ this approach • Life of building resets on new additions, not entire structure LEVEL 3 TOTAL DESCRIPTION QTY UNIT PRICE LEVEL 2 TOTAL Level 2 - Proposed Design 2 Demo and General Conditions 1 ls $1,000,000 $1,000,000 Renovation 12,742 sf $125 $1,592,750 New Addition - Classrooms 15,526 sf $500 $7,763,000 New Addition - Gymnasium 7,300 sf $700 $5,110,000 New Addition - ADA Entrance 1,500 sf $500 $750,000 Parking Lots and Drives 925 sy $75 $69,375 Greenspace 1 ls $250,000 $250,000 Roofing 1 ls $177,945 $177,945 Exterior Lighting 1 ls $68,100 $68,100 Exterior Envelope 1 ls $881,115 $881,115 HVAC 1 ls $3,010,000 $3,010,000 Subtotal $20,672,285 Total w/GC Markups & Contingency 30 % $26,873,970 MERAMEC ELEMENTARY SCHOOL Preliminary, pre-bid cost estimates includes contingency noted above and represents potential long-range projects

LEVEL 3 TOTAL DESCRIPTION QTY UNIT PRICE LEVEL 2 TOTAL Level 2 - Proposed Design 2 Demo and General Conditions 1 ls $1,000,000 $1,000,000 Renovation 12,742 sf $125 $1,592,750 New Addition - Classrooms 15,526 sf $500 $7,763,000 New Addition - Gymnasium 7,300 sf $700 $5,110,000 New Addition - ADA Entrance 1,500 sf $500 $750,000 Parking Lots and Drives 925 sy $75 $69,375 Greenspace 1 ls $250,000 $250,000 Roofing 1 ls $177,945 $177,945 Exterior Lighting 1 ls $68,100 $68,100 Exterior Envelope 1 ls $881,115 $881,115 HVAC 1 ls $3,010,000 $3,010,000 Subtotal $20,672,285 Total w/GC Markups & Contingency 30 % $26,873,970 MERAMEC ELEMENTARY SCHOOL Preliminary, pre-bid cost estimates includes contingency noted above and represents potential long-range projects Meramec Elementary Level One & Level Two Improvements Complete Renovation of Meramec Demo & Rebuild Portions Rebuild Front Entries for ADA Additional Parking Site Circulation through North Parking Level Three • Allows for future growth & adaptation of int. learning environments • But fully maximizes each site; limited opportunity for future growth on exterior • Life of building resets on entire building • Very similar to what higher educ. has done to similar aged buildings • New school within existing shell to extend the life for decades

Meramec Elementary Level One & Level Two Improvements Complete Renovation of Meramec Demo & Rebuild Portions Rebuild Front Entries for ADA Additional Parking Site Circulation through North Parking Level Three • Allows for future growth & adaptation of int. learning environments • But fully maximizes each site; limited opportunity for future growth on exterior • Life of building resets on entire building • Very similar to what higher educ. has done to similar aged buildings • New school within existing shell to extend the life for decades LEVEL 3 TOTAL DESCRIPTION QTY UNIT PRICE LEVEL 2 TOTAL MERAMEC ELEMENTARY SCHOOL Level 3 - Proposed Design 3 Demo and General Conditions 1 ls $1,000,000 $1,000,000 Renovation 61,401 sf $250 $15,350,250 New Addition - Classroom Expansion 12,825 sf $500 $6,412,500 New Addition - Gymnasium Expansion 7,300 sf $700 $5,110,000 New Addition - ADA Entrance 1,500 sf $500 $750,000 Parking Lots and Drives 925 sy $75 $69,375 Greenspace 1 ls $250,000 $250,000 Roofing 1 ls $177,945 $177,945 Exterior Lighting 1 ls $68,100 $68,100 Exterior Envelope 1 ls $881,115 $881,115 HVAC 1 ls $3,010,000 $3,010,000 Subtotal $33,079,285 Total w/GC Markups & Contingency 35 % $44,657,034 Preliminary, pre-bid cost estimates includes contingency noted above and represents potential long-range projects Wydown Middle School Many Level One Impacts Top Priorities: Turf Field with Track Physical Education Expansion SSD Resource Suite Classroom Renovations Renov. Underutilized Flex Areas Wellness Suite Outdoor Learning Spaces Level Two