COLD-WEATHER MASONRY CONSTRUCTION
AND PROTECTION RECOMMENDATIONS
Page Para.
Recommendation
14
1
1. The cold weather ... followed.
2. Construction materials ... materials.
3. If climatic conditions ... overheating.
4. Sufficient mortar ... temperatures between 40F (5C) and 120F 70F (20C). Every
effort ... range. The mortar ... batches. Heated mortar ... (greater than 120 F 70F (20C)).
5. During below-normal ... foundations. Masonry should ... surface.
6. At the end ... masonry. This protection ... masonry.
WORK DAY
CONSTRUCTION
TEMPERATURE
REQUIREMENT
PROTECTION
Above 40F
Normal ... Procedures
Cover walls ... masonry.
40F32F
Heat ... between 40F
Cover walls ... canvas.
(5C) and 70F (20C)
32F25F
Heat ... between 40F
With wind velocities ... freezing. Maintain masonry ...
(5C) and 70F (20C)
for 16 8 hours using auxiliary heat or insulated blankets.
25F20F
Mortar on ... 40F.
With wind velocities ... freezing. Maintain masonry ...
for 16 8 hours using auxiliary heat or insulated blankets.
Provide enclosures ... above 32 40F (5C).... 24 8 hours.
20F0F
Heat mixing ... between
40F (5C)... 120 70F
(20C)
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