Microsites

Microsites

CPT

Concealed Post Base

The CPT post base provides a clean look while providing a 25mm stand off height above the ground. reducing the potential for decay at the post end.

The CPT can be fixed to a concrete base with M12 resin anchors (sold separately). 

CE Marking
CE Marking
ETA
ETA
Service class 3
Service class 3
Outdoor
Outdoor

Product Details

Images

Step 6: Drive the dowels into the post and through the flitch plate they should be roughly centred within the post.
Step 3: Cut a 5mm wide slot on the side adjacent the drilled holes. Check that the flitch plate slides freely.

Features

Materials

Flitch plate, washers and standoff base are pre-galvanised steel.
The standoff base has an additional textured, flat black powder coat finish for aesthetic purposes.
The 12mm diameter dowels are mechanically galvanised.

Application

Concrete

Fix timber posts to concrete.

Technical Data

Product Dimensions

Dimensions

ReferenceConnector Dimensions
Post[mm]Product Dimensions[mm]Top plate holesBottom plate holesOther
Post Size[mm]A[mm]B[mm]C[mm]F[mm]H[mm]t₁[mm]t₂[mm]WasherRoundRound Weight[kg]
Ø13.5Ø13.5
CPT44Z89x89 to 100x100898914525793.52.736x29x3.5320.98
CPT66Z133x133 to 150x150133133145251143.52.736x29x3.5321.7
CPT88Z184x184 to 203x203184184145251143.52.736x29x3.5322.2

Characteristic Capacities

ReferencePost base capacity
Number of FastenersSimplified Characteristic Values
Into PostInto ConcreteSimplified characteristic capacities - Timber C24[kN]
QtyType
(Dowels)
QtyAnchorR₁,ₖR₂,ₖR₃,ₖR₄,ₖ
CPT44Z3.0Ø13x702.0Ø1259.411.27.33.9
CPT66Z3.0Ø13x1202.0Ø1291.216.39.15.6
CPT88Z3.0Ø13x1202.0Ø12123.116.39.15.6

The published characteristic capacity is based on medium term load duration and service class 3 according to EC5 (EN 1995). For other load duration and service class, please refer to the ETA 

For combinated loads:

\sum\frac{F_{i,d}} {R_{i,d}}\le1

Installation

Installation

Installation Sequence

Follow the steps below:

Certification

Declaration of Performance (DoP)

No history available

European Technical Assessment (ETA)

No history available

Downloads

  • Post Bases and Column Caps

    Post Bases and Column Caps

    Performance tested post bases, adjustable, standoff and concealed options.

CAD and BIM Library

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Contact

Simpson Strong-Tie U.K.

Simpson Strong-Tie

Cardinal Point, Winchester Road
Tamworth
Staffordshire
B78 3HG
United Kingdom