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CONCRETE LINTEL SPECIFICATION GUIDE 900 North Hartley Street, York, PA 17404 717.792.4700 | www.yorkbuilding.com

Lintel Spec Guide - York Building Products · Rebar is grade 60 steel ASTM 615 5,000 PSI concrete mix design ... equivalent apex load calculation ... W" PSF EXAMPLE Equivalent apex

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CONCRETE LINTEL

SPECIFICATION GUIDE

900 North Hartley Street, York, PA 17404 717.792.4700 | www.yorkbuilding.com

STOCK SOLID LINTEL SIZING OVERVIEW

Rebar is grade 60 steel ASTM 615Concrete compressive strength is 3,000 PSIMinimum fi re rating is 1 1/2 hours

Rebar placement:Clearance from bottom: 1 1/2"

Clearance from top: 1 1/2"

Special rebar schedules available upon request.

Lintel Length30" to 68"

Lintel Length72" to 88"

Lintel Length90" to 96"

Lintel Length102" to 144"

Lintel Length30" to 64"

Lintel Length72” to 88”

Lintel Length90” to 96”

Lintel Length104” to 144”

Lintel Length40" to 64"

Lintel Length72" to 88"

Lintel Length96"

Lintel Length108" to 144"

6" x 8" SOLID LINTELS

4" x 8" SOLID LINTELS

8" x 8" SOLID LINTELS

#3

#3 #3#3

#3

#3 #3#3

#3 #4 #5

#3 #4 #5

#3#3 #3#3 #3#3

#3#3 #3#3 #4#4 #5#5

U-LINTEL SIZING OVERVIEW

Rebar is grade 60 steel ASTM 6155,000 PSI concrete mix designMinimum fi re rating is 1 1/2 hours

Rebar placement:Clearance from bottom: 1 1/2"

Clearance from top: 1 1/2"

6" x 8" U-LINTELS 8" x 8" U-LINTELS

10" x 8" U-LINTELS 12" x 8" U-LINTELS

U-lintels are available in lengths from 36" to 144". All four widths are stocked in these lengths: 48, 56, 72, 88, 96, 144All other lengths available by special request.#3 and #5 rebar placed as shown. Special rebar schedules available upon request.

#3 rebar

#5 rebar

#3 rebar

#5 rebar

#3 rebar

#5 rebar

#3 rebar

#5 rebar

Notch to allow for seismic reinforcing.

5 1/2” long horizontal notch for seismic reinforcing.

5 1/2” long horizontal notch for seismic reinforcing.

5 1/2” long horizontal notch for seismic reinforcing.

5 1/2” long horizontal notch for seismic reinforcing.

Load TablesSOLID LINTELS:

4" x 8"6" x 8"8" x 8"

U-LINTELS:

6" x 8"8" x 8"10" x 8"12" x 8"

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

SOLI

D L

INTE

LS -

4" x

8"

Top

Bott

om

2. N

omin

al li

ntel

leng

th (i

nche

s)32

3640

4244

4854

5660

6466

7278

8084

8890

9610

210

410

811

211

412

012

813

213

614

4

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2024

2628

3238

4044

4850

5862

6468

7274

8086

8892

9698

104

112

116

120

128

4. E

ffect

ive

span

L2 (

inch

es)

2428

3234

3640

4648

5256

5864

7072

7680

8288

9496

100

104

106

112

120

124

128

136

5. M

axim

um a

llow

able

load

Unf

acto

red

(lbs/

ft.)

1145

982

861

808

763

687

597

572

528

490

474

429

392

382

361

343

335

312

292

286

275

264

259

245

229

221

214

202

Dea

d Lo

ad(lb

s/ft

.)81

770

161

557

754

549

042

640

837

735

033

830

628

027

325

824

523

922

320

820

419

618

818

517

516

415

815

314

4

Live

Loa

d(lb

s/ft

.)67

357

750

647

544

940

435

133

631

028

827

925

223

022

521

220

219

718

317

216

816

215

515

214

413

513

012

611

96.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)28

9828

9828

9828

9828

9828

9828

9828

9828

9828

9828

9828

9849

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

0049

00

4X8

SOLI

D L

INTE

LS

3,0

00 p

si (D

ry m

ix)

Sel

f Wei

ght 2

8#/f

t

Des

ign

Dat

af x

= 3,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

wei

ght p

er li

neal

foot

of b

eam

- 33

lbs

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

"U

L Fi

re R

atin

gs 1

-1/2

hou

r

Typi

cal S

ecti

on:

Wid

th (W

) = 3

.625

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:8"

blo

ck w

eigh

t = 3

5 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 4

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(35p

sf/2

) (48

"/12

) = 2

3#FT

C

apac

ity o

f 4X8

lint

el w

ith e

ffect

ive

span

of 4

8"

(from

load

tabl

e fo

r liv

e lo

ads)

= 5

72#/

FT

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

1. R

einf

orce

men

t

rod

s (A

1)N

ot re

quire

d(1

) #3

(1) #

5(1

) #4

(1) #

3

BON

D B

EAM

(SEE

SEC

TIO

N)

SEIS

MIC

REIN

FORC

ING

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:8"

blo

ck w

eigh

t = 3

5 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 4

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(35p

sf/2

) (48

"/12

) = 2

3#FT

C

apac

ity o

f 4X8

lint

el w

ith e

ffect

ive

span

of 4

8"

(from

load

tabl

e fo

r liv

e lo

ads)

= 5

72#/

FT

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Top

Bott

om(2

) #4

2. N

omin

al li

ntel

leng

th (i

nche

s)32

4048

5664

7280

8896

104

112

120

128

136

144

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2432

4048

5864

7280

8896

104

112

120

128

4. E

ffect

ive

span

L2 (

inch

es)

2432

4048

5664

7280

8896

104

112

120

128

136

5. M

axim

um a

llow

able

load

Unf

acto

red

(lbs/

ft.)

1717

1288

1030

858

736

644

572

515

468

429

396

368

343

322

303

Dea

d Lo

ad(lb

s/ft

.)12

2692

073

561

352

646

040

836

833

430

628

326

324

523

021

6

Live

Loa

d(lb

s/ft

.)10

1075

760

550

443

337

933

630

327

525

223

321

620

218

917

86.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)56

6056

6056

6056

6056

6056

6056

6056

6056

6077

4477

4477

4477

4477

4477

44

1. R

einf

orce

men

t

rod

s (A

1)

6x8

SOLI

D L

INTE

LS

3,0

00 p

si (D

ry m

ix)

Sel

f Wei

ght 4

2#/f

t

(1) #

5N

ot re

quire

d(1

) #3

(1) #

3

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

SOLI

D L

INTE

LS -

6" x

8"

BON

D B

EAM

(SEE

SEC

TIO

N)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Des

ign

Dat

af x

= 3,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

wei

ght p

er li

neal

foot

of b

eam

- 50

lbs

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

"U

L Fi

re R

atin

gs 1

-1/2

hou

r

Typi

cal S

ecti

on:

Wid

th (W

) = 5

.625

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

e un

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:6"

blo

ck w

eigh

t = 3

2 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 6

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(32p

sf/2

) (48

"/12

) = 4

3#FT

C

apac

ity o

f 6X8

lint

el w

ith e

ffect

ive

span

of 4

8"

(from

load

tabl

e fo

r liv

e lo

ads)

= 8

58#/

FT

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

Top

Bott

om(2

) #4

2. N

omin

al li

ntel

leng

th (i

nche

s)40

4856

6472

8088

9610

411

212

012

813

614

4

3. M

ason

ry o

peni

ng L

1 (in

ches

)24

3240

4858

6472

8088

9610

411

212

012

8

4. E

ffect

ive

span

L2 (

inch

es)

3240

4856

6472

8088

9610

411

212

012

813

65.

Max

imum

allo

wab

lelo

ad U

nfac

tore

d(lb

s/ft

.)17

2213

7411

4498

085

876

468

662

457

252

849

045

842

840

4

Dea

d Lo

ad(lb

s/ft

.)12

3098

181

770

061

354

649

044

540

837

735

032

730

528

8

Live

Loa

d(lb

s/ft

.)10

1380

867

357

650

544

940

336

733

631

028

826

925

223

76.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)28

9828

9828

9828

9828

9849

0049

0049

0049

0049

0049

0049

0049

0049

00

8x8

SOLI

D L

INTE

LS

3,0

00 p

si (D

ry m

ix)

S

elf W

eigh

t 56#

/ft

(2) #

3(2

) #3

(2) #

51.

Rei

nfor

cem

ent

r

ods

(A1)

(2) #

3900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

SOLI

D L

INTE

LS -

8" x

8" BO

ND

BEA

M(S

EE S

ECTI

ON

)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Des

ign

Dat

af x

= 3,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

wei

ght p

er li

neal

foot

of b

eam

- 65

lbs

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

"U

L Fi

re R

atin

gs 1

-1/2

hou

r

Typi

cal S

ecti

on:

Wid

th (W

) = 7

.625

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

e un

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:8"

blo

ck w

eigh

t = 3

5 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 8

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(35p

sf) (

48"/

12) =

46#

FT

Cap

acity

of 8

X8 li

ntel

with

effe

ctiv

e sp

an o

f 48"

(fr

om lo

ad ta

ble

for l

ive

load

s) =

114

4#/F

T

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

Top

Bott

om

2. N

omin

al li

ntel

leng

th (i

nche

s)32

4048

5456

6064

6672

7880

8488

9096

102

104

108

112

114

120

128

132

136

144

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2432

3840

4448

5058

6264

6872

7480

8688

9296

9810

411

211

612

012

8

4. E

ffect

ive

span

L2 (

inch

es)

2432

4046

4852

5658

6470

7276

8082

8894

9610

010

410

611

212

012

412

813

65.

Max

imum

allo

wab

lelo

ad U

nfac

tore

d(lb

s/ft

.)22

1716

6313

3011

5711

0810

2395

091

783

176

073

970

066

565

060

556

655

453

251

150

247

544

342

941

639

1

Dea

d Lo

ad(lb

s/ft

.)15

8311

8795

082

679

173

067

965

559

354

452

850

047

546

443

240

439

538

036

535

833

931

630

629

727

9

Live

Loa

d(lb

s/ft

.)13

0497

878

268

065

160

155

953

948

944

742

841

138

538

235

633

432

531

330

029

527

926

025

224

523

06.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)58

9658

9658

9658

9658

9658

9658

9658

9610

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1563

215

632

1563

215

632

Des

ign

Dat

af x

= 5,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

wei

ght p

er li

neal

foot

of b

eam

- 50

lbs

(Gro

uted

Sol

id)

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

" (9f

t Lin

tel)

UL

Fire

Rat

ings

1-1

/2 h

our

Typi

cal S

ecti

on:

Wid

th (W

) = 5

-5/8

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:6"

blo

ck w

eigh

t = 3

0 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 6

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(35p

sf/2

) (48

"/12

) = 2

0#FT

C

apac

ity o

f 6X8

lint

el w

ith e

ffect

ive

span

of 4

8"

(from

load

tabl

e fo

r liv

e lo

ads)

= 2

916#

/FT

Th

eref

ore,

the

linte

l has

sig

nific

ant e

xces

s ca

paci

ty, i

f

supe

rimpo

sed

load

is lo

cate

d w

ithin

ape

x ar

ea, t

hen

re

fer t

o th

e lo

ad ta

bles

to e

nsur

e su

ffici

ent c

apac

ity.

6x8

"U" L

INTE

LS

5,0

00 p

si P

RECA

ST B

ON

D B

EAM

LIN

TELS

S

elf W

eigh

t 34#

/ft

1. R

einf

orce

men

t

rod

s (A

1)(2

) #3

(2) #

3(2

) #3

(2) #

5

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

U- L

INTE

LS -

6" x

8"

BON

D B

EAM

(SEE

SEC

TIO

N)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Top

Bott

om

2. N

omin

al li

ntel

leng

th (i

nche

s)32

3640

4244

4854

5660

6466

7278

8084

8890

9610

210

410

811

211

412

012

813

213

614

4

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2024

2628

3238

4044

4850

5862

6468

7274

8086

8892

9698

104

112

116

120

128

4. E

ffect

ive

span

L2 (

inch

es)

2428

3234

3640

4848

5256

5864

7072

7680

8288

9496

100

104

106

112

120

124

128

136

5. M

axim

um a

llow

able

load

Unf

acto

red

(lbs/

ft.)

2957

2534

2217

2087

1971

1744

1544

1478

1367

1267

1223

1109

1014

985

934

887

865

806

755

739

710

682

669

634

591

572

554

522

Dea

d Lo

ad(lb

s/ft

.)21

1218

1015

8314

9014

0812

4511

0210

5597

690

587

479

272

470

366

763

461

857

653

952

850

748

747

845

342

240

839

637

3

Live

Loa

d(lb

s/ft

.)17

3914

9013

0412

2711

5910

2490

886

980

474

571

965

259

657

954

952

250

947

444

443

541

740

139

337

334

733

632

630

76.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)58

9658

9658

9658

9658

9658

9658

9658

9658

9658

9658

9610

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1043

410

434

1563

215

632

1563

215

632

Des

ign

Dat

af x

= 5

,000

psi

(min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

wei

ght p

er li

neal

foot

of b

eam

- 65

lbs

(Gro

uted

Sol

id)

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

" (9f

t Lin

tel)

UL

Fire

Rat

ings

1-1

/2 h

our

Typi

cal S

ecti

on:

Wid

th (W

) = 7

-5/8

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:8"

blo

ck w

eigh

t = 3

5 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 8

"X8"

Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(35p

sf) (

48"/

12) =

46#

FT

Cap

acity

of 8

X8 li

ntel

with

effe

ctiv

e sp

an o

f 48"

(fr

om lo

ad ta

ble

for l

ive

load

s) =

298

8#/F

T

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

1. R

ein f

orce

men

t

rod

s (A

1)

8x8

"U" L

INTE

LS

5,0

00 p

si P

RECA

ST B

ON

D B

EAM

LIN

TELS

S

elf W

eigh

t 39#

/ft

(2) #

3(2

) #3

(2) #

3(2

) #5

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

U- L

INTE

LS -

8" x

8"

BON

D B

EAM

(SEE

SEC

TIO

N)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Top

Bott

om

2. N

omin

al li

ntel

leng

th (i

nche

s)32

4048

5456

6064

6672

7880

8488

9096

102

104

108

112

114

120

128

132

136

144

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2432

3840

4448

5058

6264

6872

7480

8688

9296

9810

411

211

612

012

8

4. E

ffect

ive

span

L2 (

inch

es)

2432

4046

4852

5658

6470

7276

8082

8894

9610

010

410

611

212

012

412

813

65.

Max

imum

allo

wab

lelo

ad U

nfac

tore

d(lb

s/ft

.)37

6028

2022

5619

6118

8017

3516

1115

5514

1012

8912

5311

8711

2811

0010

2596

094

090

286

885

180

575

272

770

566

3Fa

ctor

ed D

ead

Load

(1.4

)(lb

s/ft

.)26

8520

1416

1114

4013

4212

3911

5011

1010

0792

189

584

880

578

573

268

567

164

462

060

857

553

751

950

447

4Fa

ctor

ed L

ive

Load

(1.7

)(lb

s/ft

.)22

1216

5913

2711

5411

0610

2094

791

482

975

873

769

866

464

760

356

555

353

051

050

047

344

742

241

539

06.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)15

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

1568

015

680

10x8

"U" L

INTE

LS

5,0

00 p

si P

RECA

ST B

ON

D B

EAM

LIN

TELS

S

elf W

eigh

t 55#

/ft

1. R

einf

orce

men

t

rod

s (A

1)(2

) #3

(2) #

5

Des

ign

Dat

af x

= 5,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

sel

f wei

ght p

er li

neal

foot

of b

eam

- 83

lbs

(Gro

uted

Sol

id)

Seis

mic

Cap

abili

tyD

esig

n fo

rmul

as a

s pe

r ACI

318

-12

Mn=

Mom

ent g

over

ned

by u

ltim

ate

stre

ngth

= 0

.9 (A

2)(f 2

)(d-a

/2)

V n=

Shea

r gov

erne

d by

ulti

mat

e st

reng

th

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

"U

L Fi

re R

atin

gs 1

-1/2

hou

r

Typi

cal S

ecti

on:

Wid

th (W

) = 9

-5/8

"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:6"

blo

ck w

eigh

t = 3

0 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 1

0"X8

" Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(60p

sf) (

48"/

12) =

80#

FT

Cap

acity

of 1

0X8

linte

l with

effe

ctiv

e sp

an o

f 48"

(fr

om lo

ad ta

ble

for l

ive

load

s) =

110

6#/F

T

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

U- L

INTE

LS -

10" x

8"

BON

D B

EAM

(SEE

SEC

TIO

N)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

Top

Bott

om

2. N

omin

al li

ntel

leng

th (i

nche

s)32

4048

5456

6064

6672

7880

8488

9096

102

104

108

112

114

120

128

132

136

144

3. M

ason

ry o

peni

ng L

1 (in

ches

)16

2432

3840

4448

5058

6264

6872

7480

8688

9296

9810

411

211

612

012

8

4. E

ffect

ive

span

L2 (

inch

es)

2432

4046

4852

5658

6470

7276

8082

8894

9610

010

410

611

212

012

412

813

65.

Max

imum

allo

wab

lelo

ad U

nfac

tore

d(lb

s/ft

.)44

3533

2626

6123

1422

1720

4719

0018

3516

6315

2014

7814

0013

3012

9812

0911

3211

0810

6410

2310

0495

088

785

883

178

2Fa

ctor

ed D

ead

Load

(1.4

)(lb

s/ft

.)31

6723

7519

0016

5215

8314

6213

5713

1111

8810

8610

5610

0095

092

786

380

879

176

073

071

767

863

361

359

355

8Fa

ctor

ed L

ive

Load

(1.7

)(lb

s/ft

.)26

0819

5615

6513

6113

0412

0411

1710

7997

889

486

982

378

276

371

166

565

262

660

259

055

952

250

548

946

06.

Max

imum

ben

ding

mom

ent c

apac

ity M

1(ft

.-lbs

.)16

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

1600

016

000

As

a m

inim

um, t

he li

ntel

s ca

rry

the

apex

are

a ab

ove

the

span

. An

exam

ple

of th

eun

iform

equ

ival

ent a

pex

load

cal

cula

tion

follo

ws.

Hol

low

mas

onry

blo

ck w

eigh

ts fo

r det

erm

inin

g un

iform

equ

ival

ent a

pex

load

on

linte

l:6"

blo

ck w

eigh

t = 3

0 ps

f (H

ollo

w)

12" b

lock

wei

ght =

50

psf (

Hol

low

)

Equi

vale

nt lo

ad o

f ape

x ar

ea =

.33

WL

Effe

ctiv

e sp

an "L

" of l

inte

l (ce

nter

line

of b

earin

g to

cen

terli

ne o

f bea

ring)

.W

eigh

t of m

ason

ry b

lock

"W" P

SFEX

AM

PLE

Equi

vale

nt a

pex

load

for 1

2"X8

" Lin

tel w

ith e

ffect

ive

span

of 4

8"A

pex

Load

= (.

33) (

W) (

L) =

.33

(60p

sf) (

48"/

12) =

80#

FT

Cap

acity

of 1

2X8

linte

l with

effe

ctiv

e sp

an o

f 48"

(fr

om lo

ad ta

ble

for l

ive

load

s) =

333

0#/F

T

Ther

efor

e, th

e lin

tel h

as s

igni

fican

t exc

ess

capa

city

, if

su

perim

pose

d lo

ad is

loca

ted

with

in a

pex

area

, the

n

refe

r to

the

load

tabl

es to

ens

ure

suffi

cien

t cap

acity

.(2) #

3(2

) #5

12x8

"U" L

INTE

LS

5,0

00 p

si P

RECA

ST B

ON

D B

EAM

LIN

TELS

S

elf W

eigh

t 70#

/ft

Des

ign

Dat

af x

= 5,

000

psi (

min

imum

)f y

= 6

0,00

0 ps

i (pe

r AST

M-A

615)

Ave

rage

sel

f wei

ght p

er li

neal

foot

of b

eam

- 10

0 lb

s (G

rout

ed S

olid

)Se

ism

ic C

apab

ility

Des

ign

form

ulas

as

per A

CI 3

18-1

2M

n= M

omen

t gov

erne

d by

ulti

mat

e st

reng

th =

0.9

(A2)

(f 2)(d

-a/2

)V n

= Sh

ear g

over

ned

by u

ltim

ate

stre

ngth

Mn=

1/8

Wn (

L 2)2

V n=

1/2

WnL

2

max

= M

axim

um a

llow

able

def

lect

ion

= L 2

/360

≤0.3

"U

L Fi

re R

atin

gs 1

-1/2

hou

r

Typi

cal S

ecti

on:

Wid

th (W

) = 1

1-5/

8"H

eigh

t (H

) = 7

.625

"Ef

f. D

epth

(d) =

H-1

-1/2

" 1/2

" bar

dia

.

1. R

einf

orce

men

t

rod

s (A

1)

900

Nor

th H

artle

y St

reet

, Yor

k, P

A 1

7404

| 7

17.7

92.4

700

| w

ww

.yor

kbui

ldin

g.co

m

U- L

INTE

LS -

12" x

8" BO

ND

BEA

M(S

EE S

ECTI

ON

)

SEIS

MIC

REIN

FORC

ING

45°

EFFE

CTIV

E SP

AN (L

2)

MAS

ON

RY O

PEN

ING

(L1)

H

SE

ISM

IC R

EIN

FOR

CE

ME

NT

H=1

/2

EFFE

CTIV

E SP

ACE

APEX

ARE

A

SUPE

RIM

POSE

D LO

ADS

ABO

VE A

PEX

(NO

T CA

RRIE

D BY

LIN

TEL)

900 North Hartley Street

York, PA 17404

717.792.4700

www.yorkbuilding.com

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