Estimated LTL Freight Rate
$0.00
function calculateLtlRate() {
var freightClass = parseFloat(document.getElementById("freightClass").value);
var weightLb = parseFloat(document.getElementById("weightLb").value);
var distanceMiles = parseFloat(document.getElementById("distanceMiles").value);
var fuelSurchargePercentage = parseFloat(document.getElementById("fuelSurchargePercentage").value);
var accessorialCharges = parseFloat(document.getElementById("accessorialCharges").value);
var baseRatePerLbMile = 0;
var estimatedRate = 0;
var explanationText = "";
// Basic logic to determine a base rate per lb-mile based on freight class and distance.
// In reality, this is highly variable and depends on the carrier's pricing.
// This is a simplified approximation for demonstration.
if (freightClass >= 50 && freightClass 70 && freightClass 100 && freightClass 1500) {
baseRatePerLbMile *= 0.95;
} else if (distanceMiles < 500) {
baseRatePerLbMile *= 1.05;
}
if (isNaN(freightClass) || isNaN(weightLb) || isNaN(distanceMiles) || isNaN(fuelSurchargePercentage) || isNaN(accessorialCharges)) {
document.getElementById("displayRate").innerText = "Invalid Input";
document.getElementById("explanation").innerText = "Please enter valid numbers for all fields.";
return;
}
if (weightLb <= 0 || distanceMiles <= 0 || fuelSurchargePercentage < 0 || accessorialCharges < 0) {
document.getElementById("displayRate").innerText = "Invalid Input";
document.getElementById("explanation").innerText = "Weight and distance must be positive. Fuel surcharge and accessorial charges cannot be negative.";
return;
}
// Calculate base transportation cost
var baseTransportationCost = baseRatePerLbMile * weightLb * distanceMiles;
// Calculate fuel surcharge amount
var fuelSurchargeAmount = baseTransportationCost * (fuelSurchargePercentage / 100);
// Calculate total estimated rate
estimatedRate = baseTransportationCost + fuelSurchargeAmount + accessorialCharges;
// Format the result
var formattedRate = "$" + estimatedRate.toFixed(2);
document.getElementById("displayRate").innerText = formattedRate;
explanationText = "The LTL freight rate is estimated by combining a base transportation cost (determined by freight class, weight, and distance) with a fuel surcharge and any additional accessorial charges. ";
explanationText += `\nBase Rate per lb-mile: $${baseRatePerLbMile.toFixed(4)}. `;
explanationText += `Base Transportation Cost: $${baseTransportationCost.toFixed(2)}. `;
explanationText += `Fuel Surcharge (${fuelSurchargePercentage}%): $${fuelSurchargeAmount.toFixed(2)}. `;
explanationText += `Accessorial Charges: $${accessorialCharges.toFixed(2)}.`;
document.getElementById("explanation").innerText = explanationText;
}
.calculator-container {
font-family: sans-serif;
max-width: 700px;
margin: 20px auto;
padding: 20px;
border: 1px solid #ddd;
border-radius: 8px;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.calculator-form {
margin-bottom: 20px;
display: grid;
grid-template-columns: 1fr;
gap: 15px;
}
.calculator-form h2 {
text-align: center;
margin-bottom: 15px;
color: #333;
}
.form-group {
display: flex;
flex-direction: column;
}
.form-group label {
margin-bottom: 5px;
font-weight: bold;
color: #555;
}
.form-group input[type="text"],
.form-group input[type="number"] {
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
width: calc(100% – 22px); /* Adjust for padding and border */
}
button {
padding: 12px 20px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 16px;
transition: background-color 0.3s ease;
}
button:hover {
background-color: #0056b3;
}
.calculator-result {
text-align: center;
background-color: #f8f9fa;
padding: 15px;
border-radius: 4px;
border: 1px solid #eee;
}
.calculator-result h3 {
margin-bottom: 10px;
color: #444;
}
#displayRate {
font-size: 24px;
font-weight: bold;
color: #28a745;
margin-bottom: 10px;
}
#explanation {
font-size: 14px;
color: #666;
text-align: left;
white-space: pre-wrap; /* Preserve line breaks in explanation */
}