Especificación General Para Obra De Concreto

GENERAL SPECIFICATION - ESPECIFICACIÓN GENERAL

24097-GC-018

FOR - PARA

CONCRETE WORK

OBRA DE CONCRETO

FOR - PARA LA

COMPAÑIA MINERA ANTAMINA, S.A.

ANTAMINA PROJECT - PROYECTO ANTAMINA

PERU, S.A.

BECHTEL INTERNATIONAL, INC.

JOB NO. 24097

ENCARGO NO. 24097

0 3/31/99 ISSUED FOR CONSTRUCTION

EMITIDO PARA CONSTRUCCION

TB SH PK

A 16 Oct.

1998

ISSUED FOR APPROVAL

EMITIDO PARA APROBACIÓN

JFC TB SH

REV

NO.

DATE

FECHA

REASON FOR REVISIONS

RAZONES DE LAS REVISIONES

ORIG SUPV ESPEC.

M&M

SPEC.

PE

EP

CLIENT

CLIENTE

DOCUMENT No. 24097-GC-018

Specification 24097-GC-018

Especificación 24097- GC-018

Rev. 0

GC018r0.doc Sheet 2 of 18

Folio 2 de 18

TABLE OF CONTENTS

(ÍNDICE)

Description - Descripción Page (Página)

1.0 GENERAL ....................................................................................................................................3

2.0 ABBREVIATIONS .........................................................................................................................3

3.0 CODES AND STANDARDS..........................................................................................................3

4.0 MATERIALS .................................................................................................................................5

5.0 REINFORCEMENT......................................................................................................................6

6.0 ANCHOR BOLTS AND EMBEDDED METAL...............................................................................7

7.0 FORMWORK................................................................................................................................9

8.0 PLACING REINFORCEMENT AND EMBEDDED ITEMS............................................................10

9.0 JOINTS.........................................................................................................................................12

10.0 PLACING OF CONCRETE ...........................................................................................................12

11.0 REPAIR OF SURFACE DEFECTS...............................................................................................15

12.0 FINISHING OF FORMED SURFACES.........................................................................................15

13.0 SLABS..........................................................................................................................................16

14.0 CURING AND PROTECTION.......................................................................................................16

15.0 GROUTING OF BASES AND BEARING PLATES .......................................................................16

16.0 SAMPLING, TESTING, INSPECTION, AND ACCEPTANCE.......................................................18

1.0 GENERALIDADES.......................................................................................................................3

2.0 ABREVIACIONES........................................................................................................................3

3.0 CÓDIGOS Y NORMATIVAS .........................................................................................................3

4.0 MATERIALES...............................................................................................................................5

5.0 REFUERZOS ...............................................................................................................................6

6.0 PERNOS DE ANCLAJE Y METAL EMPOTRADO.......................................................................7

7.0 ENCOFRADOS............................................................................................................................9

8.0 PLACING REINFORCEMENT AND EMBEDDED ITEMS............................................................10

9.0 JUNTAS........................................................................................................................................12

10.0 COLOCACIÓN DE CONCRETO...................................................................................................12

11.0 REPARACIÓN DE DEFECTOS SUPERFICIALES ......................................................................15

12.0 ACABADO DE LAS SUPERFICIES FORMADAS .......................................................................15

13.0 LOSAS..........................................................................................................................................16

14.0 CURA Y PROTECCIÓN................................................................................................................16

15.0 ENLACHADO DE BASES Y PLACAS DE SOPORTE..................................................................16

16.0 MUESTREO, ENSAYOS, INSPECCIÓN Y ACEPTACIÓN..........................................................18

Note

In the case of a discrepancy between the

English and Spanish versions, the English

language version will prevail.

Nota

En el caso de que exista una discrepancia

entre las versiones inglesa y española, la

versión en inglés prevalecerá.

Specification 24097-GC-018

Especificación 24097- GC-018

Rev. 0

GC018r0.doc Sheet 3 of 18

Folio 3 de 18

1.0 GENERAL

1.1 These general specifications establish the

quality of materials and workmanship and

define how quality is measured for

concrete work which includes but shall

not be limited to the forming, placing,

finishing and curing of concrete, the

supply and placing of reinforcement and

embedded items, the construction of

joints, and the mixing and placing of

grout.

1.2 The Owner will contract separately for the

supply of Ready-Mixed Concrete in

accordance with project requirements.

2.0 ABBREVIATIONS

The abbreviations listed below shall mean:

ACI American Concrete Institute

AISC American Institute of Steel

Construction

ANSI American National Standards

Institute

ASTM American Society for Testing and

Materials

AWS American Welding Society

CRSI

...