C HANGES IN THE D ESIGN AND
C ONSTRUCTION HOUSING CODE
OF THE YEAR 1997 AND THE NEWPROPOSAL OF 2004.
Msc. Monica Patricia Gutierrez
Universidad Centroamericana José Simeón Cañas UCADepartamento de Mecánica Estructural
Lecturer and Investigator

H ISTORY OF H OUSING C ODES IN
E L S ALVADOR

2

H ISTORY OF C ODES IN E L
S ALVADORMagnitude
E thEarthquakekRichterh03/05/1965

6.3 o 6.5

Appears first code in 1966

7.5

Emergency code 1986 (it wassuppose to last only for 1 year)

10/10/1986

In 1997 a new code appear to substitute the emergency code
Hospital code is been done and a
13/01/2001
7.6
Proposal code for housing is issuein 2004
13/02/2001
6.6
Damage occurred in ruralhosing and landslides

3D ISTRIBUTION OF THE CODES
1997

45TAISHIN P ROYECTE ARTHQUAKE - RESISTANT POPULAR HOUSING

6I NVESTIGATION IN TAISHINBLOCK PANEL(REFABRICATE)
7

I NVESTIGATION IN TAISHIN

ADOBE

8

I NVESTIGATION IN TAISHINCONFINED MASONRY OF
SOIL CEMENT BRICKS

9I NVESTIGATION IN TAISHINREINFORCED MASONRYOF CEMENT BLOCKS

10O BJECTIVE OF THE PROJECT
First phaseIt main objective was to improve the seismic capacityof the 4 constructive systems most popular in the ruralareasSecond phase
The second phase investigation is to revise and validate
the minimum requirements in the housing code of El
Salvador, also to generate inputs and give
recommendations for the elaboration of a technicalguideline for panel block and 3 technical standards forsocial housing of one story of adobe, cement blockand soil‐cement brick
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C HANGES IN THE CONSTRUCTION
FOR CONFINED MASONRY12

C ONSTRUCTION OF
CONFINED M ASONRYS TRUCTURES 1997

13C ONSTRUCTION OF
CONFINED M ASONRYS TRUCTURES 2004
Ring beam linked to theroof
Ring beam

ColumnSecondary column

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T ESTS MADE IN E L S ALVADORFOR C ONFINED M ASONRY( USING SOIL - CEMENT BRICKS )Types of load apply tothe specimen~Monotonic loading~

Cyclic loading

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T ESTS MADE IN E L S ALVADORFOR C ONFINED M ASONRY( USING SOIL - CEMENT BRICKS )Types of load apply tothe specimen~Cyclic loading

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C HANGES IN THE CONSTRUCTION
FOR REINFORCED MASONRY

17T YPES OF BLOCKS USE INTHE CONSTRUCTION

Solera BlockBlock18

C ONSTRUCTION OF
R EINFORCED M ASONRYS TRUCTURES 1997

19

C ONSTRUCTION OFR EINFORCED M ASONRYS TRUCTURES 2004
Option 120

C ONSTRUCTION OF
R EINFORCED M ASONRYS TRUCTURES 2004
Option 221T ESTS MADE IN E L S ALVADORFOR REINFORCED M ASONRY( USING CEMENT BLOCKS )Types of load apply tothe specimen~Monotonic loading~

Cyclic loading

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T ESTS MADE IN E L S ALVADORFOR REINFORCED M ASONRY( USING CEMENT BLOCKS )Types of load apply tothe specimen~Monotonic loading~

Cyclic loading

23

T ESTS MADE IN E L S ALVADORFOR REINFORCED M ASONRY( USING CEMENT BLOCKS )Types of load apply tothe specimen~

Cyclic loading24

I NVESTIGATION R ESULTS

25

C HANGES IN THE CONSTRUCTION
FOR THE FOUNDATION BEAM

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T HE FOUNDATION BEAM

1997 Housing CodeIt mentions that for a one story house the foundation beam
should be continuous with a transversal section of reinforced
concrete with a minimum width of 30 cm and a minimum
height of 20 cm. The reinforcement shall be at least 3
longitudinal bars Nº 3 (diameter of 3/8 inch) and stirrup bar ofNo. 2 (diameter of 1/4 inch) with maximum spacing of 20 cm.

In construction usually is use a 4 longitudinal bar arrangement.

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T HE FOUNDATION BEAM


2004 Proposal Housing CodeFor a one story house the foundation beam should becontinuous with a transversal section of reinforced concretewith a minimum width of 30 cm and a minimum height of
20 cm. The reinforcement shall be at least 3 longitudinalbars Nº 3 (diameter of 3/8 inch) and stirrup bar of No. 3(diameter of 3/8 inch) with maximum spacing of 20 cm.
The proposal codes gives example of the arrangement thatshould be use

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