Density (pcf) Mud Weight - before final less than or equal to (Density) cleaning 64.0* API 13B-1 - just before placing Section 1 concrete Viscosity (seconds/quart) 33 to 74 Marsh Funnel and - during drilling Cup API 13B-1 Section 2.2 - before final less than or equal to cleaning 57 - just before placing concrete Electrode pH pH 8.0 to 11.0 Meter or pH Paper Sand Content (percent) Sand API 13B-1 - before final less than or equal to Section 5 cleaning 0.5 -just before placing concrete *When approved by the Engineer, slurry may be used in salt and the allowable densities may be increased up to 2 pcf. Slurry temperature be at least 40°F when tested. Terragel or Novagel Polymer synthetic slurries shall be tested for conformance to the requirements shown in the following table: TERRAGEL OR NOVAGEL POLYMER Geo-Tech Drilling Fluids PROPERTY REQUIREMENT TEST Density (pcf) Mud Weight - during drilling less than or equal to (Density) 67.0* API 13B-1 Section 1 - before final cleaning - just before placing less than or to concrete 64.0* Viscosity (seconds/quart) Marsh Funnel and - during drilling 45 to 104 Cup API 13B-1 Section 2.2 - before less than or equal to cleaning 104 - just before placing concrete Glass Electrode pH pH 6.0 to 11.5 Meter or pH Paper
Density (pcf) - before final cleaning - just before placing concrete less than or equal to 64.0* Mud Weight (Density) API 13B-1 Section 1 Viscosity (seconds/quart) - during drilling - before final cleaning - just before placing concrete 33 to 74 less than or equal to 57 Marsh Funnel and Cup API 13B-1 Section 2.2 pH 8.0 to 11.0 Electrode pH Meter or pH Paper Sand Content (percent) - before final cleaning -just before placing concrete less than or equal to 0.5 Sand API 13B-1 Section 5 *When approved by the Engineer, slurry may be used in salt and the allowable densities may be increased up to 2 pcf. Slurry temperature be at least 40°F when tested. Terragel or Novagel Polymer synthetic slurries shall be tested for conformance to the requirements shown in the following table: TERRAGEL OR NOVAGEL POLYMER Geo-Tech Drilling Fluids PROPERTY REQUIREMENT TEST Density (pcf) - during drilling - before final cleaning - just before placing concrete less than or equal to 67.0* less than or to 64.0* Mud Weight (Density) API 13B-1 Section 1 Viscosity (seconds/quart) - during drilling - before cleaning - just before placing concrete 45 to 104 less than or equal to 104 Marsh Funnel and Cup API 13B-1 Section 2.2 pH 6.0 to 11.5 Glass Electrode pH Meter or pH Paper
2006_Piling_Electrical_SSPs_03-13-12.docx