665MASONRY REPOINTING

PA · 2026 Standard Specifications✓ Full text on BuildSpecBook pages 589–0 Save this section

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665.1DESCRIPTION—This work is cleaning and repointing of existing masonry joints of the type indicated.

665.2MATERIAL—

(a)Type A Repointing. Mortar, Section 705.6(b) and as follows:

1.Above Grade. Use Type N Mortar

2.Below Grade. Use TypeS Mortar

3.Historical Bridges. Use Type K Mortar, as specified

(b)Type B Repointing. Caulking compound, Section 705.7

(c)Type C Repointing. Pressure mortar, Section 1017.2

665.3CONSTRUCTION—

(a)Type A Repointing. Clean exposed masonry joints of loose mortar and dirt to a depth of not less

than twice the joint width . Saturate the joints with clean water the day before repointing. Bring wetted surfaces to a saturated surface dry ( SSD) condition before filling with mortar and ram well in place. Finish with a pointing tool. Do not apply mor tar to a dry surface or to a surface with free standing water. Do not point in freezing weather. Remove and replace work damaged by frost at no additional cost to the Department. Keep the wall in an SSD condition while pointing. Protect pointed masonry from the elements for a period of 3 days. Clean the exposed masonry faces.

(b)Type B Repointing. Clean exposed masonry joints of loose mortar to a depth of not less than 1 1/2”.

Pressure-point caulking compound into the joints by an acceptable method and finish the joints. Protect the caulked pointing from the elements for 3 days. Clean the exposed masonry surface.

(c)Type C Repointing. Repoint masonry with mortar, applied under pressure, as specified in Section

1017.3Fill voids full of mortar and flush with the adjacent structure face using acceptable pressure

equipment. Clean the exposed masonry face. Cure as specified in Section 1017.3(g).

665.4MEASUREMENT AND PAYMENT—

(a)Type A Repointing. Linear Foot

(b)Type B Repointing. Linear Foot

(c)Type C Repointing. Linear Foot

(d)Class 2 Excavation. Section 204.4. If required to expose joints.

Referenced in this section

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Source: Publication 408 Highway Construction Specifications, 2026 Edition. Pages 589–0 of 1,522. View official source ↗

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