Guidelines for Design of Cement Plugs

Guidelines for Design of Cement Plugs

General Guidelines for Setting Cement Plugs (job design, volume and excess Requirements, slurry requirements)

Job Design

In deviated wells (deviation > 30 °, a solid base should be provided for the cement plug (bridge plug or a highly viscous and pumpable pill).

In potential loss zones, it is better to set abandonment cement plugs in two stages. The bottom cement plug should be have a relatively short thickening time to support the other abandonment plugs.

If the hole is washed out, it is recommended to set two short . . .

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