TimeChart Resource Guide
Construction site attendance system: what should it handle?
A practical guide for contractors and project teams evaluating attendance across changing sites, fixed locations and mobile workforces.
Short answer
A construction attendance system should do more than record a punch. It should identify the employee, associate attendance with the correct site or permitted location, support different clocking methods for different worker groups, centralise records across projects, and make working-time data usable for supervisors, HR and payroll.
Why construction attendance is different
Construction workforces are rarely identical to a single-office workforce. Employees may move between projects, subcontractors may have different working patterns, and some teams may need a fixed device while supervisors or engineers work across sites.
The useful question is therefore not simply ‘biometric or mobile?’ It is how to create one attendance record across all of those working patterns.
Multiple sites
Attendance should remain centrally reportable even when projects, branches or work locations change.
Mixed worker types
Site labour, engineers, supervisors and office teams may need different clocking methods.
Operational evidence
Location verification, schedules and site records can help managers investigate exceptions instead of relying on manual reconciliation.
A practical TimeChart workflow
For fixed project locations, supported biometric terminals can be used where appropriate. Mobile attendance can cover employees who move between sites, while GPS/geofencing can be configured when location verification forms part of company policy.
Managers can then review attendance centrally rather than maintaining separate spreadsheets or isolated device databases for every project.
Site clocking
Use the clocking method suited to the worker group and site environment.
Central records
Bring attendance from approved methods into a common reporting environment.
Work-time review
Use shifts, attendance exceptions and working-time records as inputs for payroll and operational review.
Questions to ask before implementation
Map worker groups, project locations, shift patterns, connectivity and existing hardware before selecting devices or mobile policies.
If existing biometric hardware is to be reused, verify the exact make, model, firmware, SDK/API or protocol and network topology before confirming integration.
Worker groups
Who is fixed to one site, who rotates, and who travels?
Connectivity
Will sites have LAN/Internet, mobile data, or restricted network paths?
Existing devices
Which exact models and firmware versions are already installed?
Frequently asked questions
Can one system cover several construction sites?
Yes. TimeChart is designed to centralise attendance and workforce reporting across multiple locations, subject to the selected deployment and connectivity design.
Can site labour use biometric devices while engineers use mobile attendance?
Yes. A hybrid attendance design can combine fixed devices and mobile attendance. Biometric compatibility must be verified for the exact device and technical environment.
Does GPS replace biometric attendance?
Not necessarily. GPS/geofencing and biometric verification solve different problems. The appropriate method depends on the worker group, site rules and desired level of verification.
Evaluate the workflow before selecting the clocking method
TimeChart can support mobile attendance, GPS/geofencing and hybrid attendance alongside supported biometric integrations. For biometric devices, final compatibility is confirmed against the exact make and model, firmware, available SDK/API or communication protocol, and the customer’s network and security architecture.