LCI Preconstruction & Estimating Training Manual

Floor To Skin Ratio Analysis (By Elevation) - Including Substructure Framing/Backup

Floor Area Quantity

Skin Area Quantity

Description

Unit Perimeter Unit

Flr / Deck Height

Unit

Flr. Area to Skin Area Ratio

1st Floor 2nd Floor 3rd Floor 4th Floor 5th Floor 6th Floor 7th Floor 8th Floor 9th Floor 10th Floor 11th Floor 12th Floor 13th Floor

22,861 23,332 23,306 22,440 22,440 22,440 22,440 22,440 22,440 22,440 11,908 15,489 10,848

SF SF SF SF SF SF SF SF SF SF SF SF SF

751 722 716 730 730 730 730 730 730 730 496 571 498

LF LF LF LF LF LF LF LF LF LF LF LF LF

17.33 11.33 13.33 13.33 13.33 13.33 13.33 13.33 13.33 17.33 15.00 13.00 18.00

13,017

SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF

8,183 9,547 9,733 9,733 9,733 9,733 9,733 9,733

12,653

7,440 7,423 8,964 2,023 9,297

Aluminum Sill Extension

Face Brick Returns

Limestone Accent Returns Granite Veneer Returns Metal Panel Column Cladding

81

116

1,536

Metal Panel Soffits

441

EIFS Soffits

6,681 3,331

13th Floor Curtain Wall Screen Around Mechanical Equipment

Total (Not Including Basement)

264,824

SF

8,864 LF

185.33

Total SF of Skin

Average Floor to Skin Ratio

*

149,133 SF

0.56

Description

Sq.FT

Ratio

Cost Per Sq.FT

Total Cost

East Elevation Glazing Curtain Wall - STC 32 Curtain Wall - STC 34/35

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

80.00 90.00 80.00 82.00 85.00 88.00

4,321 SF

2.90% 0.00% 1.58% 0.56% 3.75% 0.75% 0.00% 0.21% 2.91% 0.97% 0.30% 0.07% 0.01% 0.01% 0.02% 0.01%

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

345,680

0 SF

-

Glazed Windows - Standard 1" IGU - STC 32

2,352 SF

188,160 68,716 475,575 98,384

Glazed Windows - Standard 1" IGU with Opaque Film - STC 32 Glazed Windows - Unbalanced lite or sgl laminated - STC 34/35

838 SF

5,595 SF 1,118 SF

Glazed Windows - Dbl laminated - STC 39

Sliding Nana Wall System Aluminum Sill Extension

210.00 300.00

0 SF

-

315 SF

94,500

-

Masonry Face Brick (concrete substrate)

45.75 45.75

4,337 SF 1,443 SF

198,418 66,017 59,928

Face Brick Returns Brick Accent Wall

132.00

454 SF 104 SF

Limestone cap

63.75 44.75 44.75 99.75 99.75

6,630

Limestone Accent

22 SF 11 SF 28 SF 22 SF

985 492

Limestone Accent Returns

Granite Veneer

2,793 2,195

Granite Veneer Returns

-

Steel and Metal Painted C-Channel Steel

$ $

164.00

104 SF

0.07% 0.06%

17,056

Metal Louvers

80.00

96 SF

7,680

-

Metal Panels Metal Panel Column Cladding Metal Panel Wall Assembly

$ $

54.00 83.19

128 SF

0.09% 0.00%

$ $

6,912

SF

-

EIFS EIFS Exterior Wall Assembly

$

41.69

795 SF

0.53%

$ $

33,144

-

West Elevation Glazing Curtain Wall - STC 32 Curtain Wall - STC 34/35

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

80.00 90.00 80.00 82.00 85.00 88.00

3,250 SF

2.18% 0.00% 1.58% 0.56% 1.87% 0.75% 0.28% 0.21% 2.91% 0.96% 0.46% 0.07% 0.01% 0.01% 0.02% 0.02%

$ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

260,000

0 SF

-

Glazed Windows - Standard 1" IGU - STC 32

2,352 SF

188,160 68,716 237,575 98,384 87,360 94,500

Glazed Windows - Standard 1" IGU with Opaque Film - STC 32 Glazed Windows - Unbalanced lite or sgl laminated - STC 34/35

838 SF

2,795 SF 1,118 SF

Glazed Windows - Dbl laminated - STC 39

Sliding Nana Wall System Aluminum Sill Extension

210.00 300.00

416 SF 315 SF

Masonry Face Brick (concrete substrate)

45.75 45.75

4,340 SF 1,434 SF

198,555 65,606 90,420

Face Brick Returns Brick Accent Wall

132.00

685 SF 104 SF

Limestone cap

63.75 44.75 44.75 99.75 99.75

6,630

Limestone Accent

22 SF 11 SF 31 SF 24 SF

985 492

Limestone Accent Returns

Granite Veneer

3,092 2,394

Granite Veneer Returns

-

Steel and Metal Painted C-Channel Steel

$ $

164.00

156 SF

0.10% 0.03%

$ $

25,584

Metal Louvers

80.00

47 SF

3,760

$ 10/31/2016 Return to Table of Contents

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