FLOW CHART FOR CONSTRUCTION OF CT BASE LAYER
flowchart TD
%% Material Sourcing
A["Identification Of\nQuarries By\nContractor"]
B["Collection Of\nCertificates About\nQuarry Source"]
C["Collection Of Coarse,\nFine Aggregates From\nQuarry And Binding\nMaterial (Cement)"]
D["Test On Coarse Aggregate Sample:\nGradation, Liquid Limit, Plastic Index,\nPlasticity Modulus, Plastic Product,\nUniformity Coefficient, Water Absorption, etc."]
E["Test On Blended Sample:\nSieve Analysis, LL, PI"]
F["Check For MDD"]
%% Subbase & Approval
G{Is CT Subbase\nLayer Completed?}
H["Construction Of\nShoulder For\nLateral Confinement\nWith Approved Material\nAfter Testing"]
I["If all Materials are OK, then\nallow them for Construction\nBy Mixing Materials In\nThe Plant or mixing directly at site"]
%% Construction Process
J["Spreading Of CT Base\nMaterial Over\nPrepared CT Sub Base at\nMoisture between OMC to 2%\nabove OMC"]
K["Spread Uniformly In\nThe Desired Layer\nThickness With Paver/\nMotor Grader"]
L["Scarify"]
M["Rolling/Compaction within 2\nhour of its mixing"]
N["Checking With\nTemplates\nor Survey Levels"]
O["Test Field Compaction /\nStrength (UCS)"]
P["Rectify Subbase Issues"]
%% Connections
A --> B --> C --> D
D --> E --> F
F --> I
G -->|Yes| H
G -->|No| P
H --> J --> K --> L --> M --> N --> O
O -->|Fail| L
I --> J
P --> G
%% Styling
classDef start fill:#e6f7ff,stroke:#1890ff,stroke-width:2px;
classDef process fill:#fff7e6,stroke:#fa8c16,stroke-width:1.5px;
classDef decision fill:#ffffe6,stroke:#cc9900,stroke-width:2px;
classDef test fill:#f6ffed,stroke:#52c41a,stroke-width:1.5px;
classDef fail fill:#ffe6e6,stroke:#d4380d,stroke-width:2px;
class A,B,C start;
class D,E,F,H,I,J,K,L,M,N process;
class G decision;
class O test;
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