Mexico NOM-033-STPS Confined Space Entry Checklist

Comprehensive Mexico NOM-033-STPS confined space entry checklist covering atmospheric testing, permits, rescue procedures, and entrant safety.

Industry: Construction
Frequency: Per entry
Estimated Time: 30-45 minutes
Role: Supervisor de Entrada/Vigia
Total Items: 49
Compliance: NOM-033-STPS-2015

Clasificación del Espacio

Space classification

¿Tipo de espacio determinado (Tipo I, II o III)?
¿Peligros potenciales identificados?
¿Se determinó si requiere permiso?

Permiso de Entrada

Entry permit

¿Permiso de entrada emitido?
¿Autorizaciones firmadas?
¿Duración del permiso establecida?

Monitoreo Atmosférico

Atmospheric monitoring

¿Prueba atmosférica inicial realizada?
¿Oxígeno entre 19.5% y 23.5%?
¿Gases inflamables < 10% LEL?
¿Tóxicos bajo límites permisibles?
¿Monitoreo continuo programado?

Aislamiento y Control de Energías

Isolation and energy control

¿Fuentes de energía aisladas?
¿Dispositivos de bloqueo aplicados?
¿Ventilación mecánica instalada?

Personal y Roles

Personnel and roles

¿Vigía asignado y en posición?
¿Entrantes capacitados?
¿Sistema de comunicación establecido?

Preparación para Rescate

Rescue preparation

¿Plan de rescate documentado?
¿Equipo de rescate disponible?
¿Trípode y malacate instalados?
¿Equipo de rescate listo?

Pre-Inspection Setup & Documentation

Initial documentation and site preparation verification

Inspector Name
Inspection Date
Project Name / Job Number
Current Weather Conditions
Previous inspection findings reviewed?

Safety & Compliance Verification

Verify compliance with applicable OSHA regulations and site safety plan

Site safety plan posted and accessible?
All required permits current and displayed?
SDS/MSDS sheets available for all chemicals on site?
First aid supplies accessible and stocked?
Emergency contact information posted?

Personal Protective Equipment (PPE)

Verify all personnel have and are using appropriate PPE

Hard hats worn by all personnel?
Safety glasses/eye protection in use?
High-visibility vests worn where required?
Steel-toe/safety footwear worn?
PPE in good condition (no damage)?

Site Conditions & Housekeeping

General site conditions and housekeeping standards

Walkways and access routes clear of debris?
Adequate lighting in all work areas?
Trip hazards identified and addressed?
Waste properly contained and removed?

Equipment & Tools Condition

Verify all equipment and tools are in safe working condition

All equipment pre-use inspected today?
Machine guards in place and functional?
Electrical cords and connections in good condition?
Any defective tools removed from service?

Documentation & Sign-Off

Complete inspection documentation and corrective actions

All deficiencies documented with photos?
Corrective actions assigned with deadlines?
Supervisor notified of critical findings?
Inspector Signature
Additional Notes / Observations